The young couple say a woman, joined by a friend, yelled homophobic slurs before punching and kicking one victim to the ground and pulling out a knife.
It will be worth braving the cold on Sunday.
Healey, who was part of the team that brought marriage equality to Massachusetts, will be the state's top attorney.
Two out candidates vying for statewide seats won their primary challenges Tuesday night.
The antigay minister has submitted enough valid petition signatures to get him on the ballot as an independent.
An onstage kiss between the aspiring lieutenant governor of Massachusetts and his partner went unremarked on, demonstrating how far U.S. politics has come in a short period of time.
According to a new report, discrimination and harassment could lead to physical and mental ailments like headaches, nausea, depression, and anxiety.