Though his face isn’t on the Iwo Jima memorial in D.C., Alan Wood played a role in one of the most iconic images of World War II. Wood, a former Navy officer, provided the flag raised over Iwo Jima. He died April 18 at the age of 90, the Los Angeles Times reported. Wood was in charge of communications on a landing ship off the coast of the island. During the battle, a Marine boarded the ship and asked for the biggest flag he could find. Wood gave him a 37-square-foot flag from a Pearl Harbor Navy depot, the Times…