MADILL, OK -- A Madill father accused of killing his own son in July, pleads guilty.
Court records show Joshua Irvine had been charged with second degree murder, but pleaded guilty to second degree manslaughter.
Madill Police said Irvine was alone with his four-month-old son and two other children when the baby became unresponsive. The infant later died.
Court records show Irvine was sentenced to four years in prison.