Thefts from fuel pipelines in the Mexican central state of Puebla have resulted in a crackdown by the military. Ten deaths have been reported including four soldiers and six civilians.A heavily-edited video has surfaced reputedly showing a citizen being executed - shot in the back of the head (00:26 mark from left of screen) - by a soldier while he was lying face-down in a dark street. The vehicle he was driving has numerous bullet holes from an earlier shootout (not seen in the video).