B’klyn stab death

A MAN was fatally stabbed in the chest in Brooklyn Friday night, cops said.

The 42-year-old victim was walking with a woman on Monitor St. near McGolrick Park in Greenpoint when they got into a fight with a group of men, said witness Kelvin Tineo, 26.

The brawl turned bloody when the man was knifed at 9:30 p.m., police said.

No one has been arrested and the slain man’s name was not released.