german fans, they seemed to overpower the americans inside the stadium? >> crazy talk. >> chanting, and i know you don't want to hear that. >> we believe, baldesarra. maybe they have deeper and louder voices than the americans, i don't know. >> nobody has a bigger mouth than americans, you know that. >> when it comes down to it in that stadium, we'll be able to hear all of that chanting. >> the 12th man effect, they have to bring it today. they have to bring it. you say it comes down to penalty kicks. we'll see what happens. a bold prediction from baldesarra. we bring it back to you. this is where it's all going to happen in just a few hours. this is the day of destiny. >> i'm getting excited. thank you, chris. we'll get back to you in just a moment. also want to talk about big news here at home. new security measures are being considered at u.s. airport. this is all over growing concerns that al qaeda in the arabian peninsula may be working on explosives that are more difficult to detect. joining us to discuss is fran townsend, cnn national security analyst and former homeland security adviser to president