Kevin Hayden

A Boston man is facing charges in two rape cases that had gone unsolved for years, prosecutors said Friday. New DNA evidence connected Irving Pierre, a 40-year-old from Roslindale, to the violent rape of a woman in the city’s Arnold Arboretum in 2013 as well as a 2007 rape of a 16-year-old in the city, according to the Suffolk County…

A former member of the Suffolk County District Attorney’s Office has been tapped to serve as the interim DA, Massachusetts Gov. Charlie Baker announced Thursday. Kevin Hayden, the chairman of the Massachusetts Sex Offender Registry Board, will take the office on Monday and serve until the swearing in of the next Suffolk County District Attorney on Nov. 8, officials said….

Suffolk County District Attorney Rachael Rollins submitted her resignation letter to Gov. Charlie Baker days before she’ll step into the role of Massachusetts’ top federal prosecutor.