US Marines stand guard as they prepare to leave Camp Dwyer in Garmser in the southern province of Helmand, Afghanistan, on May 9, 2008. The governments of the Netherlands and Britain have not yet approved a plan to lengthen command tours in southern Afghanistan, a Pentagon spokesman said Thursday, backing away from an earlier assertion.(AFP/File/Massoud Hossaini)AP - The military cannot automatically discharge people because they’re gay, a federal appeals court ruled in the case of a decorated flight nurse who sued the Air Force over her dismissal.