A police officer was shot on Saturday in the area around the strife-hit U.S. city of Ferguson, Missouri, but his injuries were not life-threatening, the Missouri Department of Public Safety said.
U.S. airports reported hundreds of residual flight cancellations on Saturday, a day after an employee apparently set a Chicago-area air traffic control center on fire and tried to take his own life.
Violent clashes between Hong Kong riot police and students galvanized tens of thousands of supporters for the city's pro-democracy movement and kick-started a plan to lock down the heart of the Asian financial center early on Sunday.
Four college softball players were killed, and a dozen others were injured, when their bus was involved in a crash on an Oklahoma freeway, officials said on Friday.
