frederick, maryland. reporter: there s nothing to suggest gordon jr. or anyone else was smoking at the time of the blaze near the pump. investigators know that because the incident was captured on tape, caught on surveillance camera. a adult male pulled into the gas station. entered the building. the convenience store, utilized the restrooms, came back outside, began to fill the gas can between his vehicle and fuel pumps. reporter: investigators say an employee in the store saw the gas ignite and called 911. two sheriffs were nearby and arrived within a minute. after the subject caught on fire he ran into the building, then ran back out of the building. reporter: the station is owned by the exxonmobil corporation. representatives of the company declined to comment. the man who runs the station for the company also declined to comment. by midday the company had inpectors on the scene looking at the remaining pumps taking off the covers and examining the lines. the da