Heidelberg student kills one and injures three in lecture hall attack

Lone gunman, 18, used a shotgun in the attack at the university, which he then used to kill himself

One person was shot dead and three others were injured after an 18-year-old man opened fire on his fellow students in a packed lecture hall in the German university town of Heidelberg, according to police.

The gunman, who was enrolled at the same university as the students he attacked, entered the university hall shortly before 12.25pm, while a lecture was in progress, carrying a rifle and a double-barrelled shotgun.