NBC News: How many troops are serving in America's legacy wars? We still don't really know.
Veteran's Day is a time to honor those who served, but the U.S. public has been given less and less information on how many U.S. personnel are fighting in legacy wars and how many are actually coming home. Every administration has wrestled with accounting for personnel levels, trying to balance national security with transparency, but since late 2017, the Trump administration hasn't…