A 16-year-old boy is facing first degree murder charges after his mom’s body was found at the family’s home in the early hours of Saturday.
The body of Tina Helms Spencer, 36, was found murdered in the backyard shed at the property in Mesa, Arizona.
Her son, Mike Helms, has been booked into juvenile detention on charges including first-degree murder, aggravated assault and tampering with evidence.
A 17-year-old friend of the son was booked into juvenile detention on charges of first-degree murder as an accomplice, evidence tampering and concealment of a body.
Police say the 16-year-old had been grounded and had his phone taken away.
After his mom returned home from work, they allegedly had a heated argument over the phone and he decided to kill her.