UK police arrest suspect in fatal train stabbing

LONDON (AP) — British police have arrested a suspect in the fatal stabbing of a man in front of his 14-year-old son on a suburban London train.
The 51-year-old man was killed Friday afternoon onboard a train traveling from the town of Guildford to London Waterloo station.
Chief Inspector Sam Blackburn said the attack was “not believed to be a random assault.” He said the two men appeared to have been involved in an argument that escalated in the moments leading up to the killin