LONDON (Online) - Rebel leader of Pakistan Peoples Party Dr Zulfiqar Mirza on Thursday presented evidence about Imran Farooq murder case to the British Prime Minister. Earlier, addressing the Kashmiri and Pakistani community here, Dr Mirza said he would not back out from his words against MQM and would visit British PMs office at 10-Downing Street to present evidences regarding murder of Dr Imran Farooq before David Cameron. Mirza said Kashmiris struggle motivated him to announce his war against violence. People welcomed Mirza and danced on the drumbeat as he arrived to address the gathering. He said Indian spy agency RAW was involved in violent incidents in Karachi.