One of the Warbird Trojan Horsemen Demonstration Team planes crashed at the Thunder over the Blue Ridge Open House and Air Show in Martinsburg, West Virginia. T-28 aircraft went out of control about 2:40 p.m. during a two planes stunt maneuver called "belly-to-belly", where the airplanes cross each other trajectory in different directions...
Source: http://aerobaticteams.net/news/trojan-h ... crash.html