Four males held over north London stabbing of teenage boy

Boy, 15, remains in critical condition after incident in Tottenham on Friday

A man in his early 20s has become the fourth person to be arrested on suspicion of attempted murder over the stabbing of a 15-year-old boy.

The victim is in a critical condition in hospital after the attack in Tottenham, north London, on Friday morning. He was found with multiple stab wounds on Willan Road, in the Broadwater Farm estate, at about 11.15am.