A Umatilla father has been sentenced to 15 years in prison followed by 10 years of probation for his role in the 2021 fentanyl overdose death of his 2-year-old daughter.
Joseph Arthur Tierney, 40, received the sentence following his plea of “nolo contendere” to aggravated manslaughter of his late child. According to court records, Tierney was credited with 4 years, 4 months, and 20 days of time already served in the Marion County Jail.
The case dates back to June 13, 2021, when Marion County Sheriff’s Office deputies and paramedics responded to a residence on SE Highway 42 in Umatilla in reference to a 911 call regarding an unresponsive toddler…