Man, 19, arrested after stabbing on train in south London

Victim in critical condition after incident between Beckenham Junction and Shortlands stations, say police

A 19-year-old man has been arrested on suspicion of attempted murder after a man was stabbed on a train in south London, British Transport Police have said.

A manhunt had been under way after the victim was left with life-threatening injuries after the attack between Beckenham Junction and Shortlands railway stations on Wednesday.