Jared Remy, already awaiting trial for the murder of his girlfriend, Jennifer Martell, has now been charged with assaulting another detainee at the Middlesex Jail in Cambridge.

Boston.com is reporting the 35 year old Remy, son of Red Sox broadcast analyst Jerry Remy, is being charged with assault and battery with a dangerous weapon.  A statement from the Middlesex Sheriff's Office says the incident took place on Thursday.

The Sheriff's Office says Remy has now been isolated from other detainees and will be arraigned on the new charge on April 24th in Cambridge District Court.