VOLUSIA COUNTY, Fla. – A 17-year-old boy was formally sentenced on first-degree murder charges Friday in Volusia County, receiving 45 years in prison for killing his mother in 2018 after an argument. Gregory Ramos last month entered a guilty plea for murder and two other charges in the death of his mother. Deputies said Ramos was 15 years old when he strangled Gail Cleavenger to death after an argument over his bad grades. Faces 45 years in prison for the murder of his mother. HAPPENING NOW: Judge Sentenced Gregory Ramos to 45 years in prison with a lifetime probation.

Gregory Ramos was 15 years old when he confessed to killing his mother and burying her body nearly two years ago, officials said. Ramos, now 17, faced a judge and entered a plea of guilty for first-degree murder, abuse of a body and tampering with evidence. Gail Cleavenger, Ramos’ mother, was reported missing in November 2018. Ramos told authorities that he killed his mother as a “preemptive strike,” believing she would one day kill him, arrest records note. Ramos’ plea asks that he serves time simultaneously on his other two charges, which also add up to 25 years.