Driving Disaster News Today

>> reporter: you know, theres a lot of experience here and you see security everywhere you go. i went to through three checkpoints to get to my work spot today. i dont sense that there is a heightened sense of fear. there is an awareness. nobody is saying that there isnt a potential threat here. but i have to say that it feels a lot like the other competitions that ive been through before. now, lets see what happens when the games actually begin because you dont have the kind of crowds. so you d...