On Wednesday  night  a petrol  Bomb  was  hurled at Bjp  office  in Coimbatore, the  political  war  between  BJP and CPI  is  going on  after the  results of the  North  East  states  Tripura, Meghalaya  and Nagaland  in  which  BJP  performed  well and made  government .This  incident  occurred  after  a  statue  vandalised in vellor  district  in Tamil Nadu. Although  police  arrested  BJp and CPI workers  in  this  connection  . Now  coimbatore  police  investigation  the  case  according to the  media  report  police  got  cctv footage of the  incident.