At least 20 pilgrims were killed and 65 injured when a truck carrying them from the Hindu shrine of Naina Devi in neighbouring Himachal Pradesh overturned near this Punjab town early Tuesday.

The injured were rushed to the government hospital here for treatment. Six of them, who were in serious condition, were taken to the Post-graduate Institute of Medical Education and Research (PGIMER) at Chandigarh, 100 km from the accident spot, police officials here said.