and -- >> jonathan siri is live in pensacola florida this morning as the fbi looks into the possible terror link. jonathan, good morning. what's happening on the ground there? >> reporter: good morning to you. a u.s. defense official is confirming the detention of those six saudi nationals brought in nor further questioning. the new york times is reporting that three of the six were seen taking video footage of the incident, the violent shooting on friday as it unfolded. a senior u.s. official told fox news the gunman was an aviation student from saudi arabia named mohammed alshamrani. the new york post reports a twitter account under that name published an anti-american message before the shooting, the message reads in part what i see from america is the supporting of israel yo which is the invasn of muslim countries. he pulled out a handgun in a classroom and opened fire, killing three and injuring eight