"The Deputy Chief Minister's convoy was coming towards Hanumakonda, when one of the escort vehicles got punctured. Due to this, the driver of the vehicle lost control and hit a scooter and other vehicles running ahead," Sub Inspector of Raghnathpally police station said.
It also collided with some other vehicles coming from the opposite direction.
"Seven persons received minor injuries in the incident. They were taken to a hospital in Janagoan, but were later discharged," the officer said.
Further investigation into the case is on.