Besides FCI director Rajendra Prasad Singh, another person was injured.
Giving details of the incident, police said a feud was going on between Rajendra and his brother-in-law Manipal Singh over commission of labourers working in FCI godown here.
Manipal allegedly came to the godown with his accomplices in a car and crushed two workers under the wheels of the vehicle and injured as many others including the director, they said.
Injured FCI director has been admitted to Patna Medical College and Hospital (PMCH).