At least 15 passengers were today injured when two buses, a private and a state roadways, collided head on "probably due to fog" near Nawalgarh, 35 km from Jhunjhunu, police said here.
The injured were rushed to nearby government hospitals, while one of them was referred to Jhunjhunu hospital, they said.
One bus was going from Jhunjhunu to Sikar and another approached from the opposite direction around 8:30 am when the mishap occurred, they said.
Unhurt passengers were sent to their destinations by other buses, police said.