A reported robbery at a Mount Vernon gas station prompted a massive police response on Friday morning.
Mayor Shawyn Patterson-Howard says the incident took place on Mount Vernon Avenue.
The NYPD is leading the search for the suspects and the Mount Vernon Police Department is handling the investigation.
Metro-North services from Mount Vernon east and west train stations were halted in the aftermath of the incident. They have since resumed.
News 12's Katerina Belales is heading to the scene and says three helicopters can be seen flying over the city.