BOSTON – A Boston man is being arraigned this week and held without bail on charges that he exposed himself to an underage girl at the Granary Burial Ground. Wayne MacDonald, 65, was charged on Wednesday at Boston Municipal Court Central Division on one count of open and gross lewdness, subsequent offense. He was on probation until 2029 under a conviction of the same offense. MacDonald has had similar charges on his record dating back to 1992.