ST. LOUIS (KSDK) – Police say a woman's ex and current boyfriend got into an altercation where the former pulled out a small knife from his waistband and cut the victim twice on the side and back of his head.

It happened at about 4:30 a.m. Sunday in the 4600 block of Virginia. The victim is identified as a 48-year-old man, and the suspect is identified as a 27-year-old man.

The victim refused treatment at the scene, and the suspect remains on the loose.

The incident is still under investigation.

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