article_snippet: Police initially thought there was a shooting at the Rideau Centre mall, but have since said that was not the case .
article_snippet: Police say a shooter is still on the loose: 'There's an active shooter, we haven't got a shooter contained yet.'
article_snippet: Reports of shootings by the Rideau Centre and a nearby hotel - although they later said there had been no incidents at these sites .
article_snippet: Police say Police are still searching for a shooter or shooters .