Trains are pictured at the Pont Cardinet train station in Paris, Wednesday, April 4, 2018. Tourists rearranged their travel plans and French commuters squeezed into scarce trains Wednesday, as Day 2 of a three-month strike hobbled one of the world's most-traveled rail networks. Rail unions and President Emmanuel Macron's government are holding firm so far in a battle over a plan to abolish a benefits system that allows train drivers and others jobs for life. (Photo by Christophe Ena/AP Photo)





Vietnamese Doan Thi Huong, center, is escorted by police as she leaves after a court hearing at the Shah Alam High Court in Shah Alam, Malaysia, Thursday, April 5, 2018. Doan and Siti Aisyah of Indonesia have pleaded not guilty of killing Kim Jong Nam, the estranged brother of North Korean leader Kim Jong Un, on Feb. 13, 2017, at a crowded Kuala Lumpur airport terminal. (Photo by Sadiq Asyraf/AP Photo)





Palestinian activists are seen reflected in a mirror as they gather at the Israel-Gaza border, in the southern Gaza Strip April 2, 2018. Picture taken April 2, 2018. (Photo by Ibraheem Abu Mustafa/Reuters)





Palestinians ride camels during a local race near the Israel-Gaza border, east of Khan Younis in the southern Gaza Strip, April 3, 2018. Picture taken April 3, 2018. (Photo by Ibraheem Abu Mustafa/Reuters)





Divers train at the Aquatic Center located in the Gelora Bung Karno sports complex, the main venue for the upcoming Asian Games 2018 in Jakarta, Indonesia April 3, 2018. (Photo by Darren Whiteside/Reuters)





Brazilian marines patrol the streets of Botafogo neighborhood with Sugar Loaf mountain on background in Rio de Janeiro, Brazil April 3, 2018. (Photo by Ricardo Moraes/Reuters)





A shark swims near a police boat in this March 31, 2018 photo obtained from social media. (Photo by South Australia Police via Reuters)





Presidents Hassan Rouhani of Iran, Tayyip Erdogan of Turkey and Vladimir Putin of Russia pose before their meeting in Ankara, Turkey April 4, 2018. (Photo by Tolga Bozoglu/Pool via Reuters)





Women dressed as a rabbit and a fox, who pose for pictures with tourists, walk in central Kiev, Ukraine April 4, 2018. (Photo by Gleb Garanich/Reuters)





Artists perform during the opening ceremony of the 2018 Gold Coast Commonwealth Games at the Carrara Stadium on the Gold Coast, Australia on April 4, 2018. (Photo by David Gray/Reuters)





Ricki-Lee Coulter performs during the Opening Ceremony for the Gold Coast 2018 Commonwealth Games at Carrara Stadium on April 4, 2018 on the Gold Coast, Australia. (Photo by Dean Mouhtaropoulos/Getty Images)





Artists perform during the opening ceremony of the 2018 Gold Coast Commonwealth Games at the Carrara Stadium on the Gold Coast, Australia on April 4, 2018. (Photo by Jeremy Lee/Reuters)





White Whale Migaloo is seen during the Opening Ceremony for the Gold Coast 2018 Commonwealth Games at Carrara Stadium on April 4, 2018 on the Gold Coast, Australia. (Photo by Dan Mullan/Getty Images)





Border patrol agents apprehend immigrants who illegally crossed the border from Mexico into the U.S. in the Rio Grande Valley sector, near McAllen, Texas, U.S., April 3, 2018. (Photo by Loren Elliott/Reuters)





Central American migrants, part of a caravan moving through Mexico toward the U.S. border, gather at a makeshift centre of Mexico's National Institute of Migration to register, in Matias Romero, Mexico April 4, 2018. (Photo by Henry Romero/Reuters)





A supporter of Ukraine's far-right parties and movements eats a lollipop as she attends a protest against oligarchs in Kiev, Ukraine. (Photo by Gleb Garanich/Reuters)





Jose Maria Olazabal of Spain walks past a great blue heron as he makes his way to the 13th green during the final day of practice for the 2018 Masters golf tournament at Augusta National Golf Club in Augusta, Georgia, U.S. April 4, 2018. (Photo by Jonathan Ernst/Reuters)





Men work in a construction site in Goma, the capital of North Kivu, eastern Democratic Republic of Congo, April 4, 2018. (Photo by Goran Tomasevic/Reuters)





In this undated file photo provided by the Argentina Navy shows an ARA San Juan, a German-built diesel-electric vessel, near Buenos Aires, Argentina. The Navy's spokesman said Wednesday, April 4, 2018, that the Russian Federation has stopped its assistance in the hunt for the wreckage of the Argentine submarine that went missing in the South Atlantic. (Photo by Argentina Navy via AP File)