NASA’s DHC-3 Otter plane flies in Operation IceBridge-Alaska surveys of mountain glaciers in Alaska, USA. Reuters Archive.

Photo by NASA

Smoke and ash rise from the Calbuco volcano, seen from Puerto Varas city, south of Santiago, Chile. April 22, 2015.

Photo by Stringer Chile

Migrants sit in boats during a rescue operation by Italian navy off the coast of the south of the Italian island of Sicily, Italy. Reuters Archive.

Photo Handout

Anti-government demonstrators supporting the farmers on strike beat a fence protecting the Casa Rosada presidential house during a protest against Argentina’s President Cristina Fernandez de Kirchner in Buenos Aires, Agentina. Reuters Archive.

Photo by Enrique Marcarian

North Charleston police officer Michael Slager (R) is seen allegedly shooting 50-year-old Walter Scott in the back as he runs away, in this still image from video in North Charleston, South Carolina, USA. April 4, 2015.

Photo Handout

Salsa queen Celia Cruz displays her first long-play to the press at a conference in Panama City, Panama. Reuters archive.

Photo by Alberto Lowe

Members of the Swiss aerobatic team Patrouille Swiss fly in formation with a Swiss Airbus A 320 over the men’s Alpine Skiing World Cup Super Combined in Wengen, Switzerland. Reuters Archive.

Photo by Ruben Sprich

Protesters demonstrate in support of 43 missing students, on the six-month anniversary of their disappearance, in Mexico City. March 26, 2015.

Photo by Edgard Garrido

Lucha libre wrestler Blue Diamond jumps on Dr. Maldad as Vampiro Blanco looks on during the Lucha VaVoom «Night of the Vampire» performance in Los Angeles, California, USA. Reuters archive.

Photo by Patrick Fallon

A supporter holds a radio during a protest against the dismissal of Mexican journalist Carmen Aristegui, outside MVS Radio’s station building in Mexico City. March 16, 2015.

Photo by Edgard Garrido