Which English convicted drug-dealer killed two persons in a gun and grenade ambush?
Murders of Nicola Hughes and Fiona Bone On 18 September 2012, Police Constables Nicola Hughes and Fiona Bone, two Greater Manchester Police officers, were killed by Dale Cregan in a gun and grenade ambush while responding to a report of a burglary in Greater Manchester, England.
Yasin Hassan Omar Yasin Hassan Omar (sometimes spelt Yassin) (born 1 January 1983) was convicted for his role in the attempted 21 July attacks on London's public transport system. He was found guilty of attempting to detonate a device on the London Underground Victoria line tube train between Warren Street and Oxford Circus tube stations. In August 2005 police gave his age as 24 after his arrest.