The incident took place in New Haven County on Sunday, March 19 at 300 Hill St., in Waterbury.
The victim, identified as John Rosario of Waterbury, sustained multiple gunshot wounds and was pronounced dead shortly after police arrived on the scene at the multi-family apartment house, said Lt. Ryan Bessette.
Waterbury Major Crimes detectives are actively investigating this incident.
"There have been no arrests made and this appears to be an isolated incident," Bessette said.
Anyone with information is requested to contact the Waterbury Detective Bureau at (203) 574- 6941 or Crime Stoppers anonymous tip line at (203) 755-1234.
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