Complex sentence: Rubbing dirt on his face, he hid face down as Serbian forces came upon his parachute and ejection seat, at one point hitting the ground with their rifles only feet from where he hid face down, in an effort to flush him out.
Split into simpler sentences: Rubbing dirt on his face, he hid face down as Serbian forces came upon his parachute and ejection seat. At one point hitting the ground with their rifles only feet from where he lay face down, in an effort to flush him out.