Air Force, Boeing officials upgrade C-130 cockpits
A C-130 Hercules taxies on the runway after performing communication, navigation, radar and air data testing as part of the Avionics Modernization Program June 16 at Edwards Air Force Base, Calif. The Avionics Modernization Program upgrade includes replacement of 1960s-era instruments with a modernized glass cockpit. Developmental testing of the C-130 Avionics Modernization Program is scheduled to end in September 2009. (U.S. Air Force photo/Edward Cannon)