FORT HUACHUCA — Even the stars were a little starstruck. It’s one thing to portray the military in Hollywood, as the cast of the blockbuster “Independence Day” did 20 years ago in a story that featured people of Earth banding together to topple alien invaders. Much of the cast has regrouped, with some new cast members, for “Independence Day: Resurgence,” the much anticipated sequel that hits theaters this Thursday. But to visit the troops on their turf and see what they do to defend the U.S. is quite another thing. Two stars from the new film, Jessie T. Usher and...