we know the 18-year-old apprehended in the port of dover earlier on yesterday is also held at a south london police station and is being questioned under the terrorism act. the home secretary has taken to the british television sets today giving an interview to bbc saying that the second arrest suggests that parsons green may not have been the work of what she called a lone wolf attacker but having said that, she has rebuffed the suggestion that isis may have been behind this despite the fact they claimed this attack. she says as the police here have said there is no credible evidence at this point to suggest that isis was the master mind behind this attack. >> there was a cobra meeting yesterday. have you heard anything what came out of that meeting and what plans are forward to tackle these kind of attacks? >> it's a good question. the home secretary and the chair of that meeting, normally the prime minister chairs them but