WARNING GRAPHIC VIDEO: Video from witnesses obtained by FOX 4 shows two planes colliding in the air during the Wings Over Dallas WWII Airshow at the Dallas Executive Airport. (Video courtesy Valerie Dinh.) Subscribe to FOX 4: https://www.youtube.com/fox4news?sub_confirmation=1 Dallas news, weather, sports and traffic from KDFW FOX 4, serving Dallas-Fort Worth, North Texas and the state of Texas. Watch FOX 4 Live: https://www.fox4news.com/live Download the FOX 4 News App: https://www.fox4news.com/apps Download the FOX 4 WAPP: https://www.fox4news.com/apps Follow FOX 4 on Facebook: https://www.facebook.com/Fox4DFW/ Follow FOX 4 on Twitter: https://twitter.com/FOX4 Follow FOX 4 on Instagram: https://www.instagram.com/fox4news/ Subscribe to the FOX 4 newsletter: https://www.fox4news.com/newsletters