>> and some of them had to run for cover when the shooting started. police are now trying to learn what they can about the 23-year-old suspect. police identified him as paul ciancia. overnight, we learned about a series of texts he sent to his family that concerned them so much, they contacted police. cnn's dan simon joins me from los angeles. dan, good morning. what's the latest on the bags left behind by those passengers who fled terminal 3? >> reporter: yeah, good morning, allison. first of all, you have a lot of luggage that was left behind. when the shooting happened, people just bolted for the exits and just dropped their bags and left their personal belongings, and as you can imagine, people are eager to retrieve their stuff. at one point, they were going to be allowed back into terminal 3 to retrieve their belongings, but that's been on hold. the fbi is still investigating this crime scene. it's a very large crime scene.