Madison Police Department officers responded to an altercation early Sunday which left a woman unconscious outside the Double U bar.

The incident involved a 31-year-old female victim and her boyfriend, 28-year-old Caleb Nchang.

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Video surveillance from the night showed Nchang “brutally… and repeatedly” punching the victim, according to an MPD incident report. Nchang, who is the father of the victim’s child, beat her until she was unconscious.

MPD officers contacted Nchang shortly after the altercation, who admitted to the incident. He was arrested and charged with domestic substantial battery.

The victim was taken to a local hospital for monitoring after emergency medical services treated her at the scene.