The video posted by News 12 New Jersey shows the person running at 7:31 p.m. eight minutes after prosecutors say Eunice Dwumfour was shot while in her SUV.
Police said two Sayreville War Memorial High School students got into a "dispute" during the school day that continued after dismissal when four men who were "family members or associates" of one of the students showed up.
The allegedly intoxicated driver who survived a head-on crash in Holmdel that killed another driver instantly last December faces possible trial for vehicular homicide in Monmouth County.