London Underground Terror Attack Suspect

British police hunting those behind a bomb which injured 29 people on a London train on Friday said they had arrested an 18-year-old man in a move described as significant.

The family of a man charged with attempted murder after a stabbing at London Underground train station in a suspected terror attack had earlier called the authorities to warn them of his erratic behaviour, his brother said.

British counter-terror police on Sunday questioned a 29-year-old man on suspicion of attempted murder after a stabbing attack in a London Underground train station that is being treated as a "terrorist incident".

British police hunting those behind a bomb which injured 29 people on a London train on Friday said they had arrested an 18-year-old man in a move described as significant.

The family of a man charged with attempted murder after a stabbing at London Underground train station in a suspected terror attack had earlier called the authorities to warn them of his erratic behaviour, his brother said.

British counter-terror police on Sunday questioned a 29-year-old man on suspicion of attempted murder after a stabbing attack in a London Underground train station that is being treated as a "terrorist incident".