trevor's death was the result of gail dobson who provided childcare in her home for decades. >> the same experts that should have been called in the first trial were not allowed to testify in this last trial because they did not meet the legal standard. >> reporter: due to a conflict of interest, her retrial was moved to kent county. prosecution was given to john mccarthy and his staff. >> this giant science made the family have to experience the trial twice and go through the expense of trying this twice. it also undermines public confidence. >> reporter: thursday, dobson, now 59, was convicted again of second-degree murder. hi years. trevor's -- transferred to 20 years. trevor's parents -- >> she was trevor's monster that day. when i think of the force she had to use to inflict the injuries to his head and brain and -- to my son, she was a monster, absolutely. >> reporter: the ulriches have a seconds child who's 3. they say not a day goes by where they don't think about trevor and how he'd be a big brother. >>> next at 11:00, news4 was first to tell you about a close call with a drone.