(Knox, IN) - A maximum prison sentence has been given for the death of a baby girl in the area.

Justin Miller received 65 years in a Starke County courtroom. Authorities say Miller was babysitting the girl in Mishawaka when he struck her several times while arguing with his girlfriend.

The 11-month old girl was dead when he woke up the following day. Miller drove to the Starke Marshall county line where he buried her body, police said. 

Authorities said Miller was high on synthetic marijuana when he struck the baby.