The Gujjar community agitation demanding 5% quota in jobs and educational institutes turned violent in Rajasthan's Dholpur district on Sunday. Unidentified miscreants fired 8-10 rounds in the air, while three police vehicles, including two jeeps and a bus were set afire by agitators. Dholpur Superintendent of Police (SP) Ajay Singh said the protesters also pelted stones, injuring four jawans.