September 1, 2010 SILVER SPRING, MD ( ABCNews.com ) A gunman, possibly carrying explosives and who police say is an enviornmental activist, has entered the headquarters of the Discovery Channel, fired…
September 1, 2010 SILVER SPRING, MD ( ABCNews.com ) A gunman, possibly carrying explosives and who police say is an enviornmental activist, has entered the headquarters of the Discovery Channel, fired…