India, July 24 -- A video clip of a Mumbai constable allegedly threatening young protestors, telling them he could plant narcotic drugs on them and implicate them in a fake drug case, has prompted swift action from the state government and police brass.

Constable Pawan Sangale, a police driver transporting detainees rounded up at the Shivaji Park protest venue on Wednesday, is facing a departmental inquiry. Posted with the Sion police and with the motor transport department, Sangale has also been transferred to the police control room pending the inquiry, said a senior official with the state home department.

The young protestors had assembled at Shivaji Park on Wednesday as part of the nation-wide agitation led by the Cockroach Janta P...