 And a Harwinton man in north central Connecticut has been charged with first-degree manslaughter in connection with the death of his girlfriend last year. Police say 20-year-old Cooper Ouellette gunned the gas on his pickup truck as his 17-year-old girlfriend was getting out in Burlington. The girl has been identified by family as Sophie Ringquist. She later died from injuries suffered during the incident. Police say the charges were filed because the death happened during an instance of domestic violence. WGCH Center time is 840.