A Bethel man was killed in a car accident in Trumbull over the weekend.  State Police say 44-year old Domingo Gutierrez was headed south on Route 25 shortly after 9 o'clock Sunday night.  He lost control and went into the median, striking a tree head on.  State Police say Gutierrez was transported to St. Vincent’s Medical Center where he was pronounced dead.  State Police are asking for any witness to the accident to contact Trooper Matthew Baker at Troop G in Bridgeport by emailing him at Matthew.Baker@CT.gov.