A member of the Pollution Response Team collects a sample of an oil spill from boulders at the coast, a day after an oil tanker and an LPG tanker collided off Kamarajar Port in Ennore, in Chennai on January 30, 2017. (Photo by Arun Sankar/AFP Photo)





An ice-swimmer specialist swims under the ice in the partly frozen Ourcq canal in Pantin on January 29, 2017 near Paris. (Photo by Olivier Morin/AFP Photo)





A participant falls over during a dog sledding race at the Hyperborea 2017 tournament in Omsk, Russia on January 30, 2017. (Photo by Dmitry Feoktistov/TASS)





Tennis player Roberta Vinci of Italy, participant of the St. Petersburg Ladies Trophy-2017 tennis tournament, winner of the Petersburg Ladies Trophy-2016, makes a midday cannon shot in the Saint Peter and Paul Fortress in St.Petersburg, Russia, Monday, January 30, 2017. St. Petersburg Ladies Trophy-2017 tennis tournament starts on Monday and will end Sunday, Feb. 5 finale. (Photo by Dmitri Lovetsky/AP Photo)





Iranians firefighters and mourners gather around a fire track carrying the coffins of firemen killed when the city's oldest high-rise collapsed after a blaze, during thier funeral ceremony in the capital Tehran on January 30, 2017. Tens of thousands of Iranians poured on to the streets of the Iranian capital for the funeral of firefighters killed when the 15-storey Plasco building, home to a shopping centre and hundreds of clothing suppliers, collapsed two weeks ago while emergency services were still evacuating people from a huge fire. (Photo by Atta Kenare/AFP Photo)





A young boy joins members of the Shembe Church wearing leopard skins during their dance celebrations at eBuhleni, near Durban, South Africa, Sunday, January 29, 2017. At least 1,200 men in ceremonial attire have danced at a mainly Zulu gathering wearing a mix of hides of illegally hunted leopards and Chinese-made, spotted capes designed by conservationists to reduce demand for the real thing. (Photo by Khaya Ngwenya/AP Photo)





Migrants warm themselves around a fire in an abandoned warehouse in Belgrade, Serbia, Monday, January 30, 2017. Hundreds of migrants have been sleeping rough in freezing conditions in central Belgrade looking for ways to cross the heavily guarded EU borders. (Photo by Muhammed Muheisen/AP Photo)





A child with a plastic can flies off a snow bump during semester holidays in Van, Turkey on January 30, 2017. Children in Turkey's Van build themselves sledges by splitting the plastic cans they found in two pieces and enjoy sliding down snowy hills. (Photo by Ozkan Bilgin/Anadolu Agency/Getty Images)





A visitor looks at the art work “An Dialogue with Frida Kahlo Flower Wreath and Tears. Flower Tondo” during press preview of the exhibition of Japan artist Yasumasa Morimura “The history of the self-portrait solo” in The Pushkin State Museum of Fine Arts in Moscow, Russia, 30 January 2017. The exhibition shows more then 80 pieces from the collection of The National Museum of Art in Osaka, Hara Museum of Contemporary Art in Tokyo, The National Museum of Modern Art in Kyoto, and from the collection of Yasumasa Morimura. (Photo y Yuri Kochetkov/EPA)





Lawyers and legal assistants network and use social media in the baggage claim area, amid supplies of pizza, water and other food, at Dulles International Airport, aiding passengers who have arrived and encounter problems because of Donald Trump's travel ban to the United States, in Chantilly, Virginia, in suburban Washington, U.S., January 29, 2017. (Photo by Mike Theiler/Reuters)





Team members from WARR Hyderloop, Technical University of Munich place their pod on the track during the SpaceX Hyperloop Pod Competition in Hawthorne, Los Angeles, California, U.S., January 29, 2017. (Photo by Monica Almeida/Reuters)





Ellon Musk, founder and CEO of SpaceX sits in a pod displayed in a booth during the SpaceX Hyperloop Pod Competition in Hawthorne, Los Angeles, California, U.S., January 29, 2017. (Photo by Monica Almeida/Reuters)





Team members from Delft Hyperloop, Delft University of Technology place their pod on the track during the SpaceX Hyperloop Pod Competition in Hawthorne, Los Angeles, California, U.S., January 29, 2017. (Photo by Monica Almeida/Reuters)





The pod cover for team Openloop, a six school alliance including Northeastern, Memorial University, Princeton, Cornell, Harvey Mudd College and the University of Michigan at the SpaceX Hyperloop Pod Competition in Hawthorne, Los Angeles, California, U.S., January 29, 2017. (Photo by Monica Almeida/Reuters)





The pod displayed in the booth for MIT Hyperloop, The Massachusetts Institute of Technology, during the SpaceX Hyperloop Pod Competition in Hawthorne, Los Angeles, California, U.S., January 29, 2017. (Photo by Monica Almeida/Reuters)





King Felipe VI of Spain and Queen Letizia of Spain attend 'Commemoration Of Cervantes Death' closing ceremony at the Royal Palace on January 30, 2017 in Madrid, Spain. (Photo by Jose Luis Cuesta-Pool/ Getty Images )





Dragon dance performers ride an escalator to perform at the trading floor of the Philippine Stock Exchange to celebrate the Chinese Lunar New Year of the Rooster in Makati city, Metro Manila, Philippines January 30, 2017. (Photo by Ezra Acayan/Reuters)





A trader gives a red envelope containing money to a lion dance performer at the trading floor of the Philippine Stock Exchange to celebrate the Chinese Lunar New Year of the Rooster in Makati city, Metro Manila, Philippines January 30, 2017. (Photo by Ezra Acayan/Reuters)





A woman takes a selfie with Switzerland's Roger Federer as he holds the trophy during a photo call the morning after he won the Men's singles final at the Australian Open tennis tournament in Melbourne, Australia, January 30, 2017. (Photo by Issei Kato/Reuters)





Police officers are seen near a mosque after a shooting in Quebec City, January 29, 2017. (Photo by Mathieu Belanger/Reuters)





Police officers patrol the perimeter at the scene of a fatal shooting at the Quebec Islamic Cultural Centre in Quebec City, Canada January 30, 2017. (Photo by Mathieu Belanger/Reuters)





India's Prime Minister Narendra Modi pays his respects at the Mahatma Gandhi memorial on Gandhi’s death anniversary at Rajghat in New Delhi, India January 30, 2017. (Photo by Adnan Abidi/Reuters)





A woman feeds birds on the banks of the Limmat river in Zurich, Switzerland January 30, 2017. (Photo by Arnd Wiegmann/Reuters)





Police officers take their oath at the Philippine National Police (PNP) headquarters in Quezon city, Metro Manila, Philippines January 30, 2017. (Photo by Czar Dancel/Reuters)





Russian servicemen of the Northern Fleet's Arctic mechanised infantry brigade participate in a military drill on riding reindeer and dog sleds near the settlement of Lovozero outside Murmansk, Russia January 23, 2017. (Photo by Lev Fedoseyev/Reuters/Ministry of Defence of the Russian Federation)





Russian servicemen of the Northern Fleet's Arctic mechanised infantry brigade participate in a military drill on riding reindeer and dog sleds near the settlement of Lovozero outside Murmansk, Russia January 23, 2017. (Photo by Lev Fedoseyev/Reuters/Ministry of Defence of the Russian Federation)





A Russian serviceman of the Northern Fleet's Arctic mechanised infantry brigade participates in a military drill on riding reindeer and dog sleds near the settlement of Lovozero outside Murmansk, Russia January 23, 2017. (Photo by Lev Fedoseyev/Reuters/Ministry of Defence of the Russian Federation)





U.S. soldiers attend the inauguration ceremony of bilateral military training between U.S. and Polish troops in Zagan, Poland, January 30, 2017. (Photo by Kacper Pempel/Reuters)





Polish army soldiers stay atop of their Leopard 2A4 tank after live firing exercise in Zagan, Poland, January 30, 2017. (Photo by Kacper Pempel/Reuters)





U.S. and Polish army soldiers gather near their tanks after live firing exercise in Zagan, Poland, January 30, 2017. (Photo by Kacper Pempel/Reuters)





U.S. soldier attends the inauguration ceremony of bilateral military training between U.S. and Polish troops in Zagan, Poland, January 30, 2017. (Photo by Kacper Pempel/Reuters)





Members of the Azov civil corp sit next to a placard reading, “Welcome back to Russia” during a protest in front of a branch of Sberbank, which they say supports Russian “aggression” in Eastern Ukraine, in Kiev, Ukraine January 30, 2017. (Photo by Valentyn Ogirenko/Reuters)





A member of the Azov civil corp sits next to a placard reading, “Welcome back to Russia” during a protest in front of a branch of Sberbank, which protesters say supports Russian “aggression” in Eastern Ukraine, in Kiev, Ukraine January 30, 2017. (Photo by Valentyn Ogirenko/Reuters)





A Cavalier King Charles Spaniel jumps through a hoop during a demonstration of the types of agility tests that will be in this year's Westminster Kennel Club dog show in New York, U.S., January 30, 2017. (Photo by Lucas Jackson/Reuters)





A Pumi eats a treat after being introduced as one of the new breeds allowed to compete in this year's Westminster Kennel Club dog show in New York, U.S., January 30, 2017. (Photo by Lucas Jackson/Reuters)





A Cavalier King Charles Spaniel jumps through a hoop during a demonstration of the types of agility tests that will be in this year's Westminster Kennel Club dog show in New York, U.S., January 30, 2017. (Photo by Lucas Jackson/Reuters)





Police officers monitor a protest against U.S. President Donald Trump's executive order travel ban in London, Britain January 30, 2017. (Photo by Dylan Martinez/Reuters)





Hamza, 59, a mountaineer is seen near his house on the outskirts of Al Bayadh in the high steppe region of south western Algeria January 26, 2017. In a special weather bulletin, Algeria's National Meteorological Office since mid-January has been announcing heavy rains for central and eastern cities, and snowstorms for mountainous regions that have cut off roads and isolated homes in remote rural areas. (Photo by Zohra Bensemra/Reuters)





Fatima, 41, a mountaineer directs her sheep on the outskirts of Al Bayadh in the high steppe region of south western Algeria January 26, 2017. (Photo by Zohra Bensemra/Reuters)





Imen, 9, stands beside cans of gas butane as she waits for a gas butane delivery truck in Ain- Ouina near Laghouat in the Saharian Atlas Mountains, Algeria January 26, 2017. (Photo by Zohra Bensemra/Reuters)





A man smiles as he walks beside his donkey carrying cans of gas butane on the outskirts of Laghouat in the Saharian Atlas Mountains, Algeria January 26, 2017. (Photo by Zohra Bensemra/Reuters)





Marwan, 13, stands barefoot outside his house in Aflou near Laghouat in the Saharian Atlas Mountains, Algeria January 26, 2017. (Photo by Zohra Bensemra/Reuters)





Hundred of Syrian families wait to register at the United Nations High Commissioner for Refugees (UNHCR) headquarters, in Beirut, Lebanon, Monday, January 30, 2017. By executive order, U.S. President Donald Trump imposed a 90-day ban, Friday, that affects travel to the U.S. by citizens of Iraq, Syria, Iran, Sudan, Libya, Somalia and Yemen and puts an indefinite hold on a program resettling Syrian refugees. (Photo by Hassan Ammar/AP Photo)





Protesters rally against the Muslim immigration ban imposed by U.S. President Donald Trump at Los Angeles International Airport on January 29, 2017 in Los Angeles, California. (Photo by Amanda Edwards/Getty Images)





Chinese children ride sleds and an ice bicycle on the frozen surface at Longtan Park during the Spring Festival in Beijing, China, 30 January 2017. China continues to celebrate the annual Spring Festival holiday or Chinese Lunar New Year which started on 28 January and marked the Year of the Rooster. (Photo by Roman Pilipey/EPA)





Residents watch the forest burn in Portezuelo, Chile, Sunday, January 29, 2017. Chilean President Michelle Bachelet has announced that the country will continue with its various measures to deal with wild fires, one of the biggest natural disasters in the country for decades, according to a government report released on Sunday. (Photo by Esteban Felix/AP Photo)