Andersen Airmen join elementary school in remembering 9-11 Published Sept. 11, 2012 DEDEDO, Guam -- Team Andersen Airmen volunteered to represent the Air Force and participated in a 9-11 remembrance day ceremony at Liguan Elementary School here, Sept. 11. Liguan Elementary School students held the ceremony to remember those who lost their lives and were affected by the 9-11 attack. (U.S. Air Force photo/Airman 1st Class Marianique Santos) View the slideshow.