FOR METRO. Dorchester, MA 6/3/2012 Juan Maximo (cq) of Dorchester part of the Boston Carnival group danced his way down Dorchester Ave. The annual Dorchester Day Parade takes place in Dorchester, MA on Sunday, June 3, 2012. (Yoon S. Byun/Globe Staff) Section: METRO Slug: 04parade Reporter: n/a LOID: 5.0.1438621401