FILE - In this Jan. 4, 2010 file photo, TSA officer Robert Howard signals an airline passenger forward at a security check-point at Seattle-Tacoma
FILE - In this Jan. 4, 2010 file photo, TSA officer Robert Howard signals an airline passenger forward at a security check-point at Seattle-Tacoma International Airport in SeaTac, Wash. John Pistole, The head of the Transportation Security Administration (TSA) says he's dropping a proposal that would have let airline passengers carry small knives, souvenir bats, golf clubs and other sports equipment onto planes. The proposal had drawn fierce opposition from lawmakers, airlines and others who said it would place passengers and crews at risk. (AP Photo/Elaine Thompson, File) (Elaine Thompson)