CNN Visits American Border Patrol
    On April 9 and 10 a CNN crew taped interviews with Glenn Spencer and Mike King. The interviews will be part of a CNN special report on the Arizona border as part of the coverage of the upcoming Supreme Court hearing on April 26.
Top: CNN reporter Kate Bolduan watches as Mike King demonstrates how the Sonic Barrier detects people from more than 400 feet away.
Bottom: King shows Bolduan the pan-and-tilt system used in the Border Hawk - the first UAV used for border patrol work.