April 5, 2016

People demonstrate against Iceland's Prime Minister Sigmundur Gunnlaugsson in Reykjavik, Iceland, April 4, 2016, after a leak of documents by so-called Panama Papers stoked anger over his wife owning a tax haven-based company with large claims on the country's collapsed banks. Gunnlaugsson became the first major casualty of the Panama Papers revelations, stepping down after leaked files.

Smoke and fire billow during a controlled explosion by Yemeni experts to destroy explosives and mines laid by Huthi rebels in the southern city of Aden.

Gunnery sergeant Christopher Willingham, of Tuscaloosa, Alabama, USA, poses with retired U.S. Marine dog Lucca, after receiving the PDSA Dickin Medal, awarded for animal bravery, equivalent of the Victoria Cross, at Wellington Barracks in London. The 12-year-old German Shepherd lost her leg on 23 March 2012, in Helmand Province, Afghanistan, when Lucca discovered a 30lb improvised explosive device and as she searched for additional IEDs, a second device detonated, instantly loosing her front left leg. Lucca completed over 400 separate missions in Iraq and Afghanistan during six years of active service protected the lives of thousands of troops.

Elite counter terrorism forces escort people fleeing their homes during clashes between Iraqi security forces and the Islamic State group in Hit, 85 miles (140 kilometers) west of Baghdad, Iraq.

A voter casts his ballot in the Wisconsin presidential primary at a voting station in Milwaukee, Wisconsin, USA.

Migrants, most of them from Pakistan, protest inside the entrance of Moria camp in the Greek island of Lesbos against the EU- Turkey deal about migration.

A fishing boat heads out to sea as the sun rises in Bal Harbour, Florida, USA.

A cyclist passes cherry trees in Erfurt, central Germany.

A butterfly emerges from its cocoon during at the botanical garden in Prague, Czech Republic.

Performers rehearse during a fire show for the opening of a Circus Festival in Dublin, Ireland, April 4, 2016.

Pink flamingos stand in the water at the Ras al-Khor Wildlife Sanctuary on the outskirts of Dubai, in the United Arab Emirates.