Witnesses in the area told police that the victim was fighting with another woman. She separated herself from the fight and collapsed, police said.
Officers dispatched to the scene of the fight tried reviving the unconscious 21-year-old with cardiopulmonary resuscitation, police said.
She was rushed to St. Francis Hospital and Medical Center and was pronounced dead.
Investigators have been in contact with the other woman involved in the altercation. They believe the women knew each other.