Fire investigators believe a man shot into a Dallas apartment and hit a gas line, causing an explosion that injured seven people, including four firefighters.
Federal accident investigators have recovered badly burned flight recorders and started interviewing people who were on board a jet that ran off a Texas runway during takeoff and burst into flames.
A 4-year-old boy who fell off a 70-foot cliff at Red River Gorge in eastern Kentucky suffered a few scratches and bruises, but walked away without any severe injuries.
Washington's regional Metro system abruptly pulled more than half its fleet of trains from service early Monday morning over a lingering problem with the wheels and axles that caused a dramatic derailing last week.
A fire erupted at a major oil refinery in Kuwait, the state-owned oil company said, reporting that some workers suffered from smoke inhalation and other light injuries.