‘Man in the Red Bandana’ Welles Crowther’s firehouse president reflects on his 9/11 heroism

David "Trevor" Gottlieb, the president of Empire Hook and Ladder Company No. 1 in Upper Nyack, New York, explains how his volunteer firehouse helped shape the heroism of Welles Crowther, also known as 9/11 heroic "Man in the Red Bandana."