extremist. authorities reveal the gunman downloaded videos of al araqi. he was killed in a drone strike in 2011 in yemen. we are expecting an update on the investigation at noon today. we re hoping to learn more about the timeline of the attack. this really is a community hungry for information, hungry for answers. in this growing memorial behind me, it has become a meeting place of sorts for the community. thousands have visited over the past days. you can see the ocean of american flags. in between them are more personal mementos for example, the mother of one of the fallen leaving his baseball mitt and ball behind playing tribute to a cross that was left there in his honor. jose, this really has become a physical example of the collective grief asknd shock here in chattanooga. the grief and shock the nation expresses as a whole. talk to me about the family of abdulazeez because we ve been hearing about arrests and