② split in 1969, Provisional IRA (临时派): felt armed force was the only way.③ IRA bombed and shot security forces and citycenters in 1970s.
The find provides more evidence that not all of the Provisional IRA's weapons were decommissioned.
BBC: Worn and rusting rocket launcher still capable of killing
The last RUC police officers to be killed by the Provisional IRA were shot dead in Lurgan.
Mr McQuillan said the investigation had taken the police "into the very heart of the Provisional IRA".