Original: During the Vietnam War , Carlos Hathcock set the record for a long-distance shot at 7382 ft ( 2250 m ) with a .50 caliber heavy machine gun he had equipped with a telescopic sight .
Simplified: During the Vietnam War , Carlos Hathcock shot at 7382 ft ( 2250 m ) with a .50 caliber heavy machine gun to which he had connected a telescope .