President Donald Trump looks on as an Angel Mom holds up a poster of her daughter, during an event in the Rose Garden at the White House to declare a national emergency in order to build a wall along the southern border, Friday, February 15, 2019 in Washington. (Photo by Pablo Martinez Monsivais/AP Photo)





Activists of Bharatiya Janata Yuva Morcha (BJYM) burn a symbolic effigy of Pakistan and shout slogans against Thursday's attack on a paramilitary convoy in Kashmir, in Hyderabad, India, Friday, February 15, 2019. The death toll from a car bombing on a paramilitary convoy in Indian-controlled Kashmir has climbed to at least 40, becoming the single deadliest attack in the divided region's volatile history, security officials said Friday. (Photo by Mahesh Kumar A./AP Photo)





Syrian men help a wounded woman covered in dust following a strike in the town of Khan Shaykhun in the southern countryside of the rebel-held Idlib province, on February 15, 2019. (Photo by Anas Al-Dyab/AFP Photo)





Ukrainian women and girls take part in a two-hour session to learn gun handling basics and hand-to-hand combat at a shopping mall in the Ukrainian city of Mariupol on January 26, 2019. Training in handling firearms is part of the self-defense courses for women that were established last year due to war that goes on in Ukraine's separatist east. Courses that are called “White Angels” and are totally free were organized by police officers and former soldiers who fought against Russia-backed rebels in about 20 kilometres (12 miles) from Mariupol. (Photo by Aleksey Filippov/AFP Photo)





Larisa Ladutko, 78, visits a grave of her son Alexander, killed in 1984 during the Soviet War in Afghanistan on the 30th anniversary of the Soviet troops withdrawal at Chizhovskoe cemetery, outside Minsk on February 15, 2019. (Photo by Sergei Gapon/AFP Photo)





Participants, including veterans of the military campaign, gather before a ceremony marking the 30th anniversary of the withdrawal of Soviet troops from Afghanistan at Victory Park, also known as Poklonnaya Gora War Memorial Park, in Moscow, Russia February 15, 2019. (Photo by Shamil Zhumatov/Reuters)





Svetlana Khodak, 66, looks at a portrait of her husband Victor, killed in Afghanistan, during a wreath laying ceremony near a monument commemorating the Soviet victims of the war in Afghanistan, in Minsk, Belarus February 15, 2019. (Photo by Vasily Fedosenko/Reuters)





Chinese customers of Spanish bank BBVA protest outside its headquarters in Madrid, Spain February 15, 2019. The signs read “The workers have not been paid their salary” (L) and “Mothers have not been able to feed their children”. (Photo by Juan Medina/Reuters)





Firefighters work to extinguish a fire, in the municipality of Nacimiento, in the Biobio region, Chile, 15 February 2019. A total of 31 forest fires remain active in various regions of central and southern Chile, while another 50 are under control and four were declared extinct, for a total of 85, informed the authorities. (Photo by Camilo Tapia/EPA/EFE)





A girl looks on as people take part in a “youth strike for climate change” demonstration in London, Britain February 15, 2019. (Photo by Simon Dawson/Reuters)





A young girl from a nursery school dresses as a super hero to save the planet as she joins other schoolchildren and students taking part in a student climate change strike on February 15, 2019 in Manchester, United Kingdom. Thousands of UK pupils from schools, colleges and universities will walk out today for a nationwide climate change strike. Students in 60 cities from the West Country to Scotland are protesting, urging the government to declare a climate emergency and take action over the problem. They are keen that the national curriculum is reformed and the environmental crisis is communicated to the public. Similar strikes have taken place in Australia and in European countries such as Belgium and Sweden. (Photo by Christopher Furlong/Getty Images)





A Monarch butterfly rests on the forehead of a man, at the Amanalco de Becerra sanctuary, on the mountains near the extinct Nevado de Toluca volcano, in Mexico, Thursday, February 14, 2019. The monarch butterfly population, like that of other insects, fluctuates widely depending on a variety of factors, but scientists say the recoveries after each big dip tend to be smaller, suggesting an overall declining trend. (Photo by Marco Ugarte/AP Photo)





Climber Alex Honnold (L) with director Jimmy Chin, from the documentary “Free Solo”, pose for a picture on the letter “H” in the iconic sign, in the Hollywood Hills of Los Angeles, California on February 15, 2019. (Photo by Mike Blake/Reuters)





Girls present creations by Charabia children's fashion brand during the Kids Fashion Week Paris in Paris, France, February 15, 2019. (Photo by Gonzalo Fuentes/Reuters)





Winter swimmers dressed in ballet costumes pose for a photo before diving into the icy water, during a snowfall at a park in Shenyang, Liaoning province, China on February 15, 2019. (Photo by Reuters/China Stringer Network)