Umar Farouk Abdulmutallab

A Transportation Security Administration security officer looks at images created by a 'backscatter' scanner. (credit: Getty Images/Chip Somodevilla)

Aviation Experts Doubt Effectiveness Of New TSA Measures

About half of the 15 security checkpoints at the Dallas/Fort Worth International Airport have or will soon have controversial full body scanners.

CBSDFW.COM–11/24/2010