World in focus – best photos for April 1, 2016

A participant runs past the controversial Israeli barrier during the annual Right to Movement Palestine Marathon in the West Bank town of Bethlehem. Ammar Awad / Reuters

Refugee children play in the makeshift camp for refugees in the port of Piraeus, near Athens, Greece. A total of 5,377 refugees and migrants are currently at Piraeus port. Migration restrictions along the so-called Balkan route, the main path for migrants and refugees from Middle East to EU countries, have trapped thousands of them in Greece. Orestis Panagiotou / EPA

Refugee children assist their disabled mother in the makeshift camp for refugees in the port of Piraeus, near Athens, Greece. Orestis Panagiotou / EPA

A woman walks at a makeshift camp for migrants and refugees at the Greek-Macedonian border near the village of Idomeni, Greece. Marko Djurica / Reuters

National Disaster Response Force and Indian army personnel work to recover victims after a bridge under construction collapsed in Kolkata, India. At least 24 people have died in a under construction flyover that collapsed and several others are feared trapped in the rubble, police said. Piyal Adhikary / EPA

A Beluga whale paints during a performance at Tianjin Haichang Polar Ocean World in Tianjin, China. Reuters / China Daily

This undated photo released by North Korea’s official Korean Central News Agency shows North Korean leader Kim Jong-Un visting the Sinhung Machine Plant in South Hamgyong Province. AFP Photo / KCNA via KNS

Fresh snow in Kleinliebringen, Germany. Low-pressure area ‘Kerstin’ brought the snow, though meteorologists are predicting temperatures just under 20°C on Sunday in Thuringia. Martin Schutt / EPA

Flames erupt from an apartment building following an explosion that occured on Rue de Berite in Paris. A gas explosion occured in a building in central Paris, causing minor injuries to five people, according to police sources. Philippe Tanguy / AFP

A look at the best photos from around the world today.