Stabbed pair held for murder after death of rapper Incognito

Two people including a teenager treated in hospital for stab wounds after the rapper Incognito was killed in London have been arrested on suspicion of murder.The 23-year-old musician Siddique Kamara became the second member of the drill music group Moscow17 to die on Warham Street, Camberwell, in three months.Mr Kamara was found to have died of two stab wounds to the chest in a post mortem on Friday.