At least a dozen passengers were injured on Friday when a bus overturned after being hit by a landslide near Salaghat, about 40 km from here, police said. The state-run bus carrying 50 people overturned after a heap of debris fell on it on the border of Shimla and Solan districts, Station House Officer (SHO) of Arki police station Raj Kumar said, adding the bus was on its way to Shimla from Chamba. The injured were taken to civil hospital Arki, he said.