A Russian fighter pilot in a Su-25 jet was forced to eject from his burning plane moments before it crashed.Newly-released helmet camera footage captures the jet out of control due to a double engine failure moments before it erupts into a fireball upon crashing.It is believed that the jet clipped a nearby power line.However, pro-Ukraine sources claimed it was hit by portable surface-to-air missiles.This incident is thought to be over Belgorod in Russia back in June.Source: Russian Aerospace Forces