If true Obama deserves a pass on that but don't give him credit for knowing that as he returns a salute quite often. Here's a few of the salutes. https://www.google.com/search?q=obama+salutes+before+boarding+air+force+1&tbm=isch&tbo=u&source=univ&sa=X&ved=0ahUKEwj7_ufj0cbQAhWh1IMKHe0RCq4Q7AkILA&biw=1600&bih=736 Maybe he just forgot like the time he said he was in all 57 states, LOL