Boston Blotter: Teen Shot Dead in Roxbury

-- A 16-year-old boy was shot dead in Roxbury last night. Neighbors have identified him as Quamaine Williams. He is Boston's 27th homicide this year. No suspect has been named in the case. [Globe]

-- A Gloucester couple pleaded guilty to charges that they photographed their 8-year-old daughter having sex and posted the images online. [Globe]

-- A New Hampshire man faces charges that he raped five prostitutes in Brockton. [Herald]

-- A convicted sex offender was arrested in Cambridge after assaulting a 30-year-old woman, demanding sex at knifepoint. [Cambridge Chronicle]

All charges alleged until proven under law.