 Greenwich Police are investigating a reported armed carjacking yesterday morning in the area of Cakeham Woods and Clappard Ridge Road. About 11.30 in the morning, they say, officers at the scene speaking to victims of the crime. Around 10 o'clock, actually, this happened. A firearm was displayed, they say. No shots, no reported injuries. Two suspects, police believe, were involved in the incident. The stone vehicle and the suspect's vehicle, described as a dark-colored sedan, had been spotted in Yonkers, but they are continuing investigation.