but this nonspecific threat they have. they have information letting them know possibly terrorists would like these to hide explosives or anything things. they are letting you know in addition to the increased pat-downs and image scanners and all of that stuff, if you are carrying one of these thermoses, you need to know it could get closer scrutiny. the other concern now on people's minds is coming from a commercial airline pilot. shot a series of cell phone video to the san francisco airport posed to them on youtube late last month and says they showed serious flaws in the airport security and claims the tsa retaliated against him for hosting. >> i just wanted to give you an idea of what type of security for the ground personnel there is. this is their screening. as you can see, there is only a card slide and one door. so when you see a cart, this cart is not screened at all. >> the pilot requested house