TSA Administrator John Pistole tells TRNS that although Americans are safer flying nowadays than prior to the 9/11 terrorist attacks, the system is not perfect and weapons and explosive devices can still be snuck through airport security (00:42)
TSA, aairport security in Audio TSA Administrator John Pistole explains the Risk-Based Security (RBS) Initiative that his agency plans to launch in which there will be identity-based screening for pilots and expedited screening for select trusted-travelers (1:30)
Risk Based Security Initiative, TSA in Audio TSA Administrator John Pistole says that TSA has been working with the European Union to allow passengers to carry small doses of liquids back onto planes by April 2013. (00:23)
TSA, liquids on planes in Audio TSA Administrator John Pistole describes the improvements of security checkpoints in airports since 9/11, which includes advanced imaging technology (1:12)
9-11, TSA, aviation security in Audio TSA Administrator John Pistole says that a lot has changed in aviation security since 9/11, but the challenge for his agency remains staying a step ahead of terrorists (00:35)
9-11, TSA, security, terrorists in Audio 
