The woman's boyfriend, Erik Salgado, was shot and killed by officers on Saturday.
RELATED: 'Shot him 40 times': Group demands justice for Erik Salgado, man fatally shot by CHP in Oakland
According to the Oakland Police Department, the California Highway Patrol was conducting a criminal investigation in the neighborhood. Salgado's vehicle was believed to be one of several vehicles stolen from a San Leandro dealership.
According to the family of the victims, the CHP shot as many as 40 rounds at the pair, injuring Brianna Colombo and killing Salgado.
The Oakland Police Department has not released the names of the CHP officers involved in this shooting.
RELATED: Man shot, killed, woman injured in CHP officer-involved shooting in Oakland
The shooting is now under investigation by the Oakland Police Department, the Alameda County District Attorney and an investigations team with the CHP.
Thursday's rally was scheduled for 1 p.m. outside of the Oakland hospital.