Police respond to an active shooter situation in Lewiston, Maine, on Wednesday night.
Police respond to an active shooter situation in Lewiston, Maine, on Wednesday night. Robert F. Bukaty/AP

At least 22 people were killed in the mass shootings in Lewiston, City Councilor Robert McCarthy told CNN in a phone interview.

McCarthy said he received this information from a city administrator in a text message. 

Central Maine Medical Center is calling in any available off-duty staff as a result of the deadly shooting, McCarthy said. The armory has been set up as a triage center, McCarthy added.