Shots rang out in Vinegar Hill overnight, killing a 37-year-old man.
Police say Raymond Ayala was found inside a lobby at the Farragut Houses with a gunshot wound to his head.
He was rushed to Brooklyn Hospital in critical condition, but died shortly after.
Police describe the gunman as a bald Hispanic man with a mustache, appearing to be in his 30s.
Anyone with information should call Crime Stoppers at 1-800-577-TIPS.