Today in Pictures: March 31

See the best photos from Thursday.

George Downing riding Spray Tan (third right) turn into the straight to win The Black Country's Only Racecourse Handicap Stakes at Wolverhampton racecourse on March 31, 2016 in Wolverhampton, England. Alan Crowhurst / Getty Images
A protester kicks back a tear gas canister at riot police during a demonstration against the French government's labor law reforms on March 31, 2016, in Rennes, western France. Demonstrators clashed with police in the streets of France on Thursday during fresh protests over labor reforms, just a day after beleaguered President Francois Hollande was forced into an embarrassing U-turn over constitutional changes. JEAN-FRANCOIS MONIER / AFP - Getty Images
Destroyed buildings line a destroyed neighborhood in the modern town next to the ancient Syrian city of Palmyra on March 31, 2016. Syrian troops backed by Russian forces recaptured Palmyra on March 27 after a fierce offensive to rescue the city from jihadists who view the UNESCO-listed site's magnificent ruins as idolatrous. JOSEPH EID / AFP - Getty Images
Republican presidential candidate Donald Trump waves as he gets into his vehicle in Washington, on March 31, 2016, following a meeting at the Republican National Committee. Susan Walsh / AP
French riot police hold back demonstrators as they try to march during a protest against the labor law reform bill in Paris on March 31, 2016. French students and labor unions take to the streets to protest against a draft of a labor reform law led by French Labor Minister Myriam El Khomri. IAN LANGSDON / EPA
A woman refugee hangs clothes in a makeshift camp at the Greek-Macedonian border, near the Greek village of Idomeni on March 31, 2016, where thousands of refugees and migrants are stranded by the Balkan border blockade. U.N. chief Ban Ki-moon on Wednesday called for a united global effort to tackle the Syrian refugee crisis, as he opened a conference on securing resettlement places for nearly half a million of those displaced. More than one million migrants, about half of them Syrians, reached Europe via the Mediterranean last year, a rate of arrivals that has continued through the first three months of 2016. BULENT KILIC / AFP - Getty Images
Democratic presidential candidate Hillary Clinton gestures during a campaign event at Purchase College at State University of New York, in Purchase, New York, on March 31, 2016. ANDREW GOMBERT / EPA
Democratic presidential candidate U.S. Sen. Bernie Sanders speaks to supporters at the David L. Lawrence Convention Center in Pittsburgh, Pennsylvania on on March 31, 2016. Sanders and opponent Hillary Clinton are campaigning ahead of the April 26 primary in Pennsylvania. Jeff Swensen / Getty Images
Tulips are seen in full bloom at a garden in the outskirts of Srinagar, Indian controlled Kashmir, on March 31, 2016. Kashmir, known for its mountains, lakes, forests and moderate weather, was one of Asia's most popular tourist destinations until a Muslim separatist movement broke out in the region since 1989 claiming thousands of lives. With the situation improving, many tourists have started returning to Kashmir. Dar Yasin / AP
A Palestinian child walks through the home of Ehab Maswada that was demolished by the Israeli army in the West Bank city of Hebron, on March 31, 2016. Maswada fatally stabbed an Israeli civilian in the West Bank city of Hebron late last year. Israel says home demolitions are an effective tool to deter attacks, but critics say the tactic amounts to collective punishment. Nasser Shiyoukhi / AP