A South Florida landscaper was shot in the back by a stray bullet from a nearby police department gun range being used to familiarize a U.S. Air Force squadron with belt-fed machine guns and high-powered rifles used by foreign troops, according to a newly filed federal lawsuit reviewed by The Independent . At the time, Neftali Madrid Paredes, 33, was clearing palm trees from a field he and his coworkers regularly maintained, the complaint states. It says they were accustomed to hearing gunshots from the adjacent Palm Bay police training facility, but had never before encountered any issues. “On the day of the incident, however, [Madrid Paredes] and his coworkers could hear the shots coming from closer than they usually were,” the complaint contends.…