"Who wants to tell the boss that it’s Corps not Core?"

On the same day President Donald Trump proposed that the United States develop a “Space Force” to fight wars in space, he also paid tribute to the men and women in uniform here on Earth.

Except his since-deleted tweet on Tuesday didn’t refer to the Marine Corps, but the Marine “Core,” a mistake many said the commander-in-chief should never make. Veterans, in particular, took offense…