KABUL, Afghanistan — The deadliest insurgent attack since the U.S.-led invasion of Afghanistan in 2001 destroyed a bus full of police instructors at Kabul's busiest transportation hub on Sunday, ...

At least four people were killed Monday when a bomb tore through a bus in Kabul, an official said, marking the second day straight that attackers have targeted a bus. The vehicle was taking workers ...

At least one woman was killed and eight others wounded in the blast, which left the bus badly mangled and the area littered with charred debris and twisted metal. No group has so far claimed ...