Posted Sunday, May 6, 2012 --- 7:29 p.m.

GREEN BAY, Wis. (AP) -- A woman is under arrest after her boyfriend was fatally stabbed in Green Bay.

Police were called to an apartment around 1:45 a.m. Sunday. Officers found a 35-year-old man unconscious, with a wound to his upper chest. A woman, identified as the victim's girlfriend, was administering first aid.

WLUK-TV reports the victim was taken to a hospital, where he died. He has not yet been identified.

Police say the victim and his girlfriend had been arguing when the woman grabbed some knives and attacked the man, stabbing him at least once in the chest.

Authorities are recommending a charge of first-degree intentional homicide.

Copyright 2012. The Associated Press.