sentences:  Isaac Foster took over temporary supervision of the hospitals on the east side of the Hudson River after Morgan's dismissal at Washington's request.McKnight served later as a surgeon in the Pennsylvania Battalion of the Flying Camp.On April 11, 1777, he was appointed Surgeon General (also called Senior Surgeon, a subordinate position to Physician General and Director General, not to be confused with Surgeon General of the United States Army) of the Flying Hospital of the Middle Department, which moved with the army during the New York and New Jersey campaign.