Boston Blotter: Murder in Nantucket, Carjacking in Fitchburg

-- A Nantucket house painter allegedly killed a fellow painter after a drunken argument turned bloody last night. The slaying was the first homicide on the island since 2004. [Globe]

-- A horrifying carjacking that began in Fitchburg and ended in Boston landed one man in jail, according to authorities. The man allegedly assaulted three women and held them virtually hostage in a car as he forced one of the women to drive to Boston. One of the passengers called police, who eventually intercepted the car. [Globe]

-- A woman's van was stolen virtually from under her nose in the South End yesterday afternoon while she was placing her kids in a stroller. Police arrested three. [BPDNews]

-- A man was arrested in Mattapan Wednesday night for allegedly robbing a convenience store at knifepoint. [BPDNews]