A pilot from the world-famous 'Berkuts' aerobatic display team was killed after their Mi-28N helicopter crashed during a performance at the Aviadarts 2015 show, Sunday. Two pilots were in the helicopter at the time of the incident. The deceased pilot reportedly struggled to save the machine.The crash was reportedly caused by a firework stunt that led the back rotor of the helicopter to stop turning. The aircraft then fell to the ground and caught fire.At the time of the crash, 3,000 spectators were in attendance. The crash occurred around 2km (1.2m) from the stands in which the audience were sat, but as a precautionary measure, all were evacuated from the show.Video ID: 20150802-016Video on Demand: www.ruptly.tv Contact: cd@ruptly.tvTwitter: twitter.com/Ruptly Facebook: www.facebook.com/Ruptly LiveLeak: www.liveleak.com/c/Ruptly Vine: https://vine.co/Ruptly Instagram: www.instagram.com/Ruptly YouTube: www.youtube.com/user/RuptlyTV DailyMotion: www.dailymotion.com/ruptly