19-year-old woman is third death from Fairfield, NJ mass shooting
Authorities also made a second arrest for unlawful gun possession, as the search for potential suspects continued.
State Police announced on Tuesday that Braylin Holmes, of Millville, was pronounced dead at Cooper University Hospital on Monday evening.
A personal Facebook page for Holmes was filled with photos, including one in her cap and gown last summer as a graduate with Bridgeton High School Class of 2020.
Kevin Elliott, 30, and Asia Hester, 25, both of Fairfield, also were shot and killed in the violence that erupted at a home on East Commerce Street before midnight on Saturday.