Tom Sullivan (center) embraces family members July 20, 2012, outside Gateway High School in Aurora, Colo., where witness were brought for questioning after a gunman opened fire in a crowded movie theater, killing 12 people and injuring at least 50 others. Sullivan was frantically searching for his son, Alex, who was celebrating his 27th birthday by going to see "The Dark Knight Rises," the movie where the gunman opened fire. (Associated Press)