A 15-year-old boy has been arrested on suspicion of attempted murder after another teenager was stabbed in south-east London.

He was attacked by two male suspects who arrived in a car, ran towards him and stabbed him on Dartmouth Road in Forest Hill, police said.

Officers were called at about 16:10 GMT on Monday and found the boy, also aged 15, with stab wounds to his chest.

The suspects made off in the car, according to the Metropolitan Police.

The boy who was arrested is currently in custody at a south London police station.

The victim is in hospital where his condition is described as "not life-threatening".