The Marine Corps is planning to launch an unmanned aerial vehicle from a V-22 Osprey this spring as part of a tactical demonstration to advance the potential capabilities of the tiltrotor aircraft, according to a program official. Officials have not yet decided on exactly what type of UAV will be used, but the experiment will take place as part of a larger tactical demonstration, or TACDEMO, at Marine Corps Air Station Yuma, AZ, according to Col. Dan Robinson, V-22 program...