vicinity. australia is a key u.s. ally. australia is also a country where the terror threat level was raised this fall from medium to high. want to go to evan perez in washington we understand the fbi was helping australian authorities. what was the fbi role? they have a very close relationship, the fbi does. and u.s. intelligence with the australian counterparts. we know that one of the things they were trying to do is help australians get information on the suspects. one thing australians figured out who he was several hours ago, we know that the u.s. was trying to help gather any information that we might have access to that the u.s. might have access to including his social media accounts. he was very active on social media railing against the u.s. air strikes against isis. and we know that they also were concerned about trying to identify any americans who might have been involved there. we haven t gotten full clearance