The fatal shooting happened around 2:30 a.m. on Saturday at the Nostrand Houses on Avenue W.
Upon arrival, responding officers found a 31-year-old man with multiple gunshot wounds to his body. First responders transported the victim to Maimonides Medical Center, where he was later pronounced dead.
According to the NYPD, the victim's brother was taken into custody following the incident.
The Nostrand Houses is a NYCHA residential complex.
Authorities are now trying to determine what led up to the shooting.
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