(Castle Rock, WA) -- Castle Rock police are searching for a man who's accused of carjacking a vehicle and holding the owner and her two infant children at gunpoint. Authorities say 27-year-old Andrew Wojtowicz got into the car while it was waiting at a stop sign yesterday at the intersection of Southwest Dike Drive and Southwest Front Street in Castle Rock. The twin infants were in the back seat of the car. Police say Wojtowicz held a gun to the woman and forced her to drive him to the area of 38th and Pennsylvania Street in Longview, where he left the car and fled.