Madison Police Department arrested a woman involved in the fatal shooting early Sunday morning on the State Street Campus Ramp.
Kenyairra Gadson, 21, was arrested Monday on a tentative charge of first-degree intentional homicide, according to Wisconsin State Journal.
Officers identified Gadson through surveillance videos and information from witnesses to make the arrest, according to WSJ.
Gadson was arrested without incident.
The Dane County Medical Examiner said the victim, 21 year-old Steven Villegas died of a gunshot wound to the torso on Sunday.
Detectives previously believed an altercation at Whiskey Jacks Saloon led to the shooting, but it was later determined that was not true, according to NBC15.