Close air support planes are the guardian angels of American ground troops, protecting soldiers with precision firepower. We look at the military's greatest fighters, bombers, and attack aircraft over the last 60 years, from the AV-8B Harrier Jump Jet, the world's most famous vertical/short takeoff and landing fighter jet, to the B-52 Stratofortress, the Air Force's go-to bomber, to the A-10 Thunderbolt II, aka, the "Warthog." The Lockheed AC-130 Gunship and F-16 Fighting Falcon are also featured. We also look back on some of the most thrilling gunship missions, saving lives and winning wars in hotspots across the globe.