It's been revealed that a teenager who was stabbed on a bus in north London on Tuesday had been celebrating his 16th birthday.
Derek Boateng was fatally injured in the attack at Highbury New Park.
A 15-year-old boy has been arrested on suspicion of murder and remains in custody at a north London police station.
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Tributes have been left in Caledonian Road in Islington where 15-year-old Alan Cartwright died after he was stabbed.
A boy has died after he and his friends were attacked while cycling in north London.
Three police officers have been praised for their actions in helping a four-year-old boy who had become stuck on a roof in Newham.