Aerial dancers from Project Bandaloop perform a dance as they rappel down the side of Thanksgiving Tower in Dallas, Texas, on Tuesday. Cody Duty/AP
South Korean soldiers camouflage their faces during an anti-terror exercise carried out as part of Ulchi Freedom Guardian exercise in Ilsan, South Korea, on Tuesday. South Korean and US troops launched computerized military drills Monday despite North Korea warning it would retaliate with a "merciless counterblow" for the exercises Pyongyang considers rehearsal for invasion. Lee Jin-man/AP
California sea lion Doro (r.) nuzzles her 2-month-old baby, Gina, in their enclosure during their official presentation at Berlin Zoo in Germany on Tuesday. Fabrizio Bensch/Reuters
A flood victim holds damaged railway tracks while crossing the floodwaters to reach his village in Sultan Kot, Pakistan, on Tuesday. Akhtar Soomro/Reuters
Alifah, a 10-month-old orangutan, feeds from a bottle in an animal quarantine area at Surabaya Zoo, East Java, Indonesia, on Tuesday. Orangutan populations in Indonesia's Borneo and Sumatra island are facing severe threats from habitat loss, illegal logging, fires, and poaching. Conservationists predicted that without immediate action, orangutans are likely to be the first great ape to become extinct in the wild. Trisnadi/AP
Indianapolis Colts defensive tackle Fili Moala (95) runs a drill during NFL training camp in Anderson, Ind., on Tuesday. Darron Cummings/AP
An airplane piloted by Dino Moline opens its parachute after an accident when it lost one of its wings during an air show near El Trebol, Argentina, on Monday. The plane crashed to the ground but the pilot suffered no injuries. Fransciso Diaz de Azevedo-Gentileza/El-Trebol Digital/Reuters
Mexican soccer player Chivas Marco Fabian trains in Porto Alegre, Brazil, on Tuesday. Chivas will face Brazil's Sport Club Internacional in Porto Alegre at a Copa Libertadores final match on Wednesday. Felipe Dana/AP
Greenpeace activists demonstrate outside the offices of the attorney general for environmental protection to protest the Ecoltec company which is responsible for recycling industrial waste, in Mexico City on Tuesday. Alexandre Meneghini/AP
Pakistani flood survivors sail to safe areas in Dadu Moro near Sukkar, Pakistan, on Tuesday. Many of the 20 million people affected by flooding in Pakistan have yet to receive any assistance, despite a growing international relief effort, the United Nations said. Shakil Adil/AP
Bangladeshi Muslim devotees wait for Iftar, the meal that breaks the day-long fast during holy Ramadan, at a mosque in Dhaka, Bangladesh, on Tuesday. Pavel Rahman/AP
Pedestrians are reflected in glass panes on London's City Hall on Tuesday. Lefteris Pitarakis/AP
Kiara Robertson plays in one of the fountains at the Columbian Park Zoo on Tuesday in Lafayette, Ind. Micahel Heinz/Journal & Courier/AP
Track and field's world governing body is disputing charges leveled by both a British newspaper and German broadcaster that doping continues to be a problem in the sport.
The world governing body for track and field (IAAF) fought back on Tuesday against media reports of suspected widespread doping in the sport, rejecting accusations it failed to investigate dubious drugs test results properly.