Volume 1 of the action-packed "Air War" series offers up rare archival footage from World Wars I and II from the personal libraries of former soldiers, in addition to interviews with veterans and historians. The programs include "The Fighting Liberator," about the role of the B-24 bomber in major air campaigns; "Burning Ploesti Oil," about one of WWII's most infamous raids; "Ace of Aces," the story of top WWI ace Eddie Rickenbacker; and more.