Military Officials Praise Improvements to V-22 Osprey
The V-22 Osprey gains altitude as it transitions to "airplane" mode. Randy B. Teufel/Bowhead Support Services hide caption
U.S. military officials stage a flight demonstration of the V-22 Osprey. The military says it has fixed serious mechanical and design problems with the tilt-rotor transport aircraft, which has been involved in crashes that have killed 30 people, but some lawmakers and watch dog groups still question the Osprey's safety and cost. Hear NPR's Eric Westervelt.