JOHNSON CITY, Tenn. (WJHL) – The Honor Flight of the Appalachian Highlands (HFAH) is gearing up for its Spring Mission trips, number 16 and 17, to the nation’s capital. This spring, an impressive group of 40 guardians will join 21 esteemed veterans as they embark on a meaningful journey to Washington, D.C. During this memorable visit, the veterans will have the opportunity to pay their respects at various national memorials, including…