A U.S. Marine Corps Grumman A-6A <i>Intruder</i> destroyed by a rocket and mortar bombardment on Danang Air Base, Vietnam.
Department of Defense (USMC) photo A190806
U.S. Marines in Vietnam: 1968 The Defining Year, p.465 <a rel="nofollow" class="external autonumber" href="http://www.usmc.mil/news/publications/Documents/US%20Marines%20In%20Vietnam%20The%20Defining%20Year%201968%20%20PCN%2019000313800_8.pdf">[1]</a>