The British police say a second man has been arrested in connection with the bomb attack on a crowded London Underground train during the morning rush hour on Friday.
The police said on Sunday that a 21-year-old man was arrested late Saturday night in Hounslow in west London.
The man is being held under the Terrorism Act and questioned at a south London police station but the police has not charged or identified him yet.
An 18-year-old man was arrested on Saturday in the port area of Dover, where passenger ferries sail to France.
Two men are now being questioned for their possible roles in the attack that injured 29 people in London.
The arrests suggest security services believe the deadly incident at the Parsons Green station was part of a coordinated plot, not a lone wolf attack.
“We are still pursing numerous lines of enquiry and at a great pace,” counter-terrorism coordinator Neil Basu of the London police said late Saturday.
Prime…