A bus driver knocked an explosive-laden drone out of the air, potentially preventing an attack this week at a German airport that serves as a major Nato and cargo logistics hub, a senior lawmaker said ‌on Friday. The man spotted the drone flying low while he was working at Leipzig/Halle airport late on Tuesday, then kicked out at it in what Detlef Seif described as a courageous but dangerous act. The drone, which prosecutors said was equipped with professional explosives and a detonator, then...