(WHDH) — A man wanted in connection with a shooting in Hartford on Tuesday that left a 20-year-old woman and her 4-month-old son dead has been arrested in Puerto Rico, officials announced Saturday.

Officers responding to a reported shooting around 2:45 p.m. determined Jessiah Mercado and Messiah Diaz had been fatally shot. A third victim, a man in his 20s, suffered a non-life-threatening injury.

After an investigation, detectives were able to develop a suspect, Lance Morales, 23, of Connecticut.

He was arrested Saturday by members of the US Marshalls Violent Fugitive Task Force in Puerto Rico on charges of criminal possession of a firearm, first-degree assault, criminal attempt to commit first-degree assault, two counts of murder and murder with special circumstances.

This is a developing news story; stay with 7NEWS on-air and online for the latest details.

(Copyright (c) 2024 Sunbeam Television. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)

Join our Newsletter for the latest news right to your inbox