Bharatpur, June 19 -- A total of 13 passengers sustained injuries after a sleeper bus collided with a light pole and overturned in Bharatpur, police said on Thursday. According to police, the accident took place on Jaipur-Agra National Highway-21 near Halena police station on Wednesday night. On being informed, police reached the spot and rushed all injured to Halena Community Health Centre where five injured were referred to the Bharatpur district hospital. Assistant sub inspector Ramu Singh said, "A sleeper bus which was carrying passengers from Bharatpur to Jaipur, overturned after it hit a high mast light pole on the roadside. Afterwards, the bus overturned. As per information, the bus driver fell asleep while driving and lost control." All injured are undergoing treatment while five of them were referred to the district hospital, police said....