Ranchi (Jharkhand), Sep 18 (ANI): Around 16 people were injured after a massive clash broke out between state police and assistant police personnel in Ranchi on September 18. Out of the 16 injured, 10 were police officials while 6 others were protestors. Police lathi-charged and fired tear gas to disperse the crowd. In return, the protesting assistant police personnel broke barricading and pelted stones at state police. Assistant police personnel were staging protest in the city from past few days, demanding regularisation of their jobs.