Ludhiana, Dec. 29 -- Dense fog on the Doraha-Ludhiana southern bypass turned deadly on Sunday morning, triggering a series of collisions involving nearly five vehicles that left one person dead and five injured, police said.

The mishap also led to traffic congestion for nearly two hours and a major tragedy was narrowly averted as one of the trucks involved was carrying LPG cylinders, none of which exploded, they added.

According to police, the accident was triggered when an auto-rickshaw and a motorcycle collided near Ajnod bridge due to poor visibility. A truck carrying domestic gas cylinders, following them, braked abruptly and averted hitting either of the vehicles. However, a car approaching from behind rammed into the truck. Moment...