soldiers, there is a lot of skepticism surrounding that claim. largely to the fact that a video hasn't emerged pledging allegiance to the group and contrast to what we saw in the aftermath of similar attacks. we do know he is active on the encrypted, what's that messaging service two minutes before mounting the pavement on the bridge. we know from the embassy on saudi arabia and london that he had visited the community to teach english between 2005 and 2006 and 2008 and 2009. it is his last visit in 2015 that's probably also going to be of more interest to authorities. he visited on a religious pilgrimage visa finding out who he was in contact will be crucial to piecing together the parts of the puz that will see this british-born convert to