 These and other items go before the full Greenwich Board of Estimates taxation. Greenwich police are investigating an armed carjacking Sunday morning around 10 o'clock in the area of Cakeham Woods and Clapper Ridge Road. Police say a firearm was displayed, no shots fired, no reported injuries. Two suspects believed to be involved, stolen vehicle, and the suspect vehicle described as a dark-colored sedan had been spotted in Yonkers, New York, but no other information available.