Police are seeking a 31-year-old man in the deaths of three people whose bodies were found a burning car in Bangor in August. The Bangor Daily News said Nicholas J. Sexton is wanted on a warrant for a triple homicide. Police in Brockton, Mass., were looking for him last week and confirmed the warrant. Sexton’s address is not known. The burning car, which had Rhode Island plates, was discovered early Aug. 13 in a parking lot. A person was seen walking away in surveillance footage.