Lance Morales is accused of shooting and killing Jessiah Mercado, 20, and her baby, Messiah Diaz, both of Springfield, Mass. A man in his 20s was also injured.

The suspect in a drive-by shooting in Hartford that left a 20-year-old mother and her 4-month-old son dead earlier this week has been found in Puerto Rico and has been arrested, according to police. Officers were called to Hartford Hospital on Tuesday around 2:45 p.