Alessa Francesca Castellon, 21, was shot and killed in Dorchester in the early morning hours of July 24, 2011. Police responded about 3:05 a.m. to 50 Granger Street and found Castellon with gunshot wounds; she was pronounced dead at the scene. Family described her as a student at Bunker Hill Community College studying criminal justice, a mother to a young son Antonio Junior Llamas, daughter of Antonio and Frances Castellon, sister to Brenda Pierna, and an aunt.

Known to friends as A Banga, her death was recorded as Dorchester’s 16th homicide of 2011. That same afternoon police arrested 22-year-old Junior Fernandes of Dorchester and charged him with murder, unlawful possession of a firearm, and unlawful possession of ammunition. Prosecutors said Fernandes shot Castellon multiple times, possibly as many as five, and he was ordered held without bail.

Was anyone in the neighborhood that night able to help clarify what happened at 50 Granger Street?