Muryar Amurka na fadakar da al-ummomi musamman na yammacin Afirka akan annobar cutar Ebola, da hanyoyin kiyaye kamuwa da kwayar cutar, da kuma lamuran yau da kullum masu nasaba da wannan muguwar cuta wadda tayi asarar rayukan dubban mutane a watannin baya.