An airplane used to fight wildfires flies over a blaze that flared up near Omak, Wash., on Thursday. Ted S. Warren/AP hide caption

itoggle caption Ted S. Warren/AP

Cattle rancher Craig Vejraska pours out feed while checking on his cattle in a smokey field in Cox Meadow, as the Okanogan Complex fires burn outside Omak, Wash., Aug. 26, 2015. Ian C. Bates/for NPR hide caption

itoggle caption Ian C. Bates/for NPR

Discovery Communications CEO David Zaslav earned $156 million last year — nearly 2,000 times more than the median Discovery worker. Alberto E. Rodriguez/Getty Images for Discovery Communications hide caption

itoggle caption Alberto E. Rodriguez/Getty Images for Discovery Communications

Water spills into New Orleans' Lower Ninth Ward through a failed floodwall along the Industrial Canal on Aug. 30, 2005, a day after Hurricane Katrina tore through the city Pool/AFP/Getty Images hide caption

itoggle caption Pool/AFP/Getty Images

Dallas District Attorney Susan Hawk had missed events and been absent for the past three weeks. Her staff said she was on a long vacation, but she later said she is being treated for depression. Courtesy Stella Chavez/KERA News hide caption

itoggle caption Courtesy Stella Chavez/KERA News

Rep. Chaka Fattah, D-Pa., arrives at the federal courthouse in Philadelphia earlier this month. Fattah has been indicted on charges he misappropriated hundreds of thousands of dollars of federal, charitable and campaign funds. Matt Rourke/AP hide caption

itoggle caption Matt Rourke/AP