World

by Vaughn Wallace

by Michael Christopher Brown

by Ben Cosgrove

by Hannah Beech

by Jeffrey Kluger

by TIME Photo Department

by Sonia van Gilder Cooke

by Brenda Ann Kenneally

by Nate Rawlings

by Nicole Tung

by Alex Perry

by TIME Photo Department

by Sabeena Gadihoke

by Karl Vick

by Erica Fahr Campbell