punchlines. >> the u.s. investigators are trying to understand how the times square bomby this, faisal shahzad guy. he took numerous trips back and north oeveven though the guy wan the no-fly list. they think they got confused with the don't ask, don't tell list. they got confuse period. >> faisal shahzad gave his mother flowers and candy in a smoking suv. the pakistani taliban is claiming responsibility for that last joke. coming up in the next hour of cnn "newsroom," tornados in oklahoma and the amazing stories of survival. we'll take you to the scene of a demolished truck stop. the people inside survived by hiding in a walk-in cooler. you'll hear their incredible story straight ahead.