Police in Portland, Maine, are on the scene of a possible shooting Wednesday morning.
According to the Portland Press Herald, officers with guns and protective vests are at 109 Gilman St. Officers could be seen entering the building.
A witness to the scene told the Press Herald he saw a vehicle stop, loud popping noises and a woman in a firing stance.
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He also said he saw two men run from the scene.
Police have not commented.