Yahoo Sports reports: Juneteenth, June 19, is a federal holiday — Emancipation Day for black Americans. Zim Satcher, a Rio Rancho boxing trainer, is a Black man who studied The Sweet Science with the late Joe Louis Murphy, a Black boxer named for a Black boxer. Murphy, an Albuquerque native, was a boyhood friend of the late Bob Foster, a Black man and New Mexico’s first professional world champion. When Satcher ...