
Should the TSA change its security approach?
May 8, 2012 4:32 PM
The vast majority of travelers - more than 9 in 10 - pass through traditional magnetometers, which do not detect PETN, the type of moldable explosive used in the latest airline bomb threat. Mark Strassmann looks at how the TSA is responding to the threat.
Security unchanged over "undetectable" plane bomb













