http://news.sky.com/story/man-arrested-over-parsons-green-tube-train-bombing-11037838
‘Significant’ arrest over Parsons Green Tube train bombing
A teenager is held at the port of Dover on suspicion of a terror offence following the blast on a busy commuter service.Metropolitan Police Deputy Assistant Commissioner Neil Basu described the arrest in Dover, Kent, as “significant”.
But he added: “Although we are pleased with the progress made, this investigation continues and the threat level remains at critical.”
The teenager was held on suspicion of a terror offence in the port area of the town, which is the busiest ferry hub in Europe and serves as a commercial gateway to the French coast.