The Gothamist Newsmap noted a report of a "possible armed man" around 1 p.m. at King and Varick Streets in downtown Manhattan. Various readers tell us that the police are swarming the area over reports of a "pissed off sniper." We heard that one, perhaps two people were on a roof, possibly with a rifle, hence the NYPD helicopters. Reader Andy sent us this shot of a chopper overhead. Let us know what you......