I believe it was in Delaware - and they got slaps on the wrist because infanticide is accepted in the USA.
Their names were Brian Peterson and Amy Grossberg. They were from Jersey. He got 2 years, she got two and a half. BTW, during that same year, there was a guy in Wisconsin whoi got sentenced to twelve years for killing some cats, and a 13 year old kid was sentenced to death for killing an adult male with a rifle.