Combat Hospital was a Canadian medical drama television series, filmed in Toronto, that debuted on Global in Canada on 21 June 2011. In the United States, it aired on ABC. Its final episode was broadcast on 6 September 2011. The series was known for a time by the working title The Hot Zone before reverting to its previous title, Combat Hospital.ABC announced 24 October 2011 that it would not be renewing Combat Hospital for a second season.