A 70-year-old Marine Corps veteran with poor lung health didn’t hesitate to intervene when he saw a neighbor’s house ablaze. Not only did the vet run into the burning building without protective gear, he also saved a life. James “Cowboy” Johnson of Norristown, Pennsylvania, is a local hero. Johnson had just returned from a trip to the bank at around 10 a.m. on the morning of March 15 when he noticed fire coming from a neighbor’s house. He called 911. “When I first saw it, it was kind of light. Driving up there, it got heavier,” Johnson told WPVI. “I banged on the door, knocked and hollered and screamed … nobody answered. I knew somebody had to be in there.” Johnson kicked in the front door with the help of two boys. The trio yelled for all residents to evacuate before Johnson rushed to the second floor to find a man …