Three CRPF personnel were injured in two separate Naxal-related incidents in Bastar region of Chhattisgarh, police said on Friday.‘‘The Maoists on Friday fired from locally developed rocket launchers at the CRPF camp at Kurusnar in Narayanpur police district injuring two CRPF jawans,’’ said Bastar Range IGP T J Longkumer. In another incident, the Maoists and the CRPF engaged in a gun battle near Pawrel village of Bijapur police district on Thursday, during which CRPF jawan Kulwinder Singh sustained bullet injuries, he added.