Was that a tornado? Environment Canada investigating Monday's storm

After issuing a tornado warning Monday evening for western Quebec, Environment Canada will investigate whether or not a twister actually touched down in the province.
The severe thunderstorms that swept through the province, leaving thousands without electricity, had all the ingredients for the formation of a twister according to Steve Boily, a meteorologist with Environment Canada.
He said rotational clouds observed on the agency’s weather radar prompted the agency to issue a tornado warn