Washington stops San Diego at the goal line to force the extra session.
Hall of Fame Redskins cornerback Darrell Green reacts as he is introduced along with other former Washington players before the Redskins game with the San Diego Chargers at FedEx Field.Jonathan Newton/The Washington Post
Battling wildfires in Portugal and California, Ironman World Championship triathlon, the front line in Raqqa, Syria, record for most people dressed as Rosie the Riveter and more images from around the world.
The contest is accepting entries in one or all of four categories: wildlife, landscapes, underwater and aerials. The grand-prize winner will receive $10,000, publication in National Geographic Magazine and a feature on National Geographic’s Instagram account.