EbolaSheik Umar Khan Develops symptoms Jul 2014 Khan develops symptoms that he believes are a common cold. Latest Posts Back in hospitalLiberian epidemic endsCondition deterioratesAdmitted to hospitalFast trackedEbola vaccine trial successfulStudy: Inhalation Ebola vaccine cures monkeysEbola returns to Liberia$3.4 Billion pledged for EbolaAttends NY Ebola summit