The 16-year-old charged with killing two students and two teachers during a 2024 shooting at Apalachee High School in Georgia now faces life in prison after he entered a guilty plea Friday. Colt Gray, who previously pleaded not guilty last October, entered the new plea Friday without reaching a deal with prosecutors. FATHER OF GEORGIA HIGH SCHOOL SHOOTING SUSPECT CONVICTED OF SECOND-DEGREE MURDER, INVOLUNTARY MANSLAUGHTERBreanna Schermerhorn, whose son Mason was killed, told the judge she does not forgive Colt Gray. NEW VIDEO SHOWS OKLAHOMA HIGH SCHOOL PRINCIPAL TACKLING GUNMAN WHO OPENED FIRE INSIDE THE SCHOOLBecause he pleaded guilty to murder, Gray faces a minimum sentence of life in prison, according to The Associated Press. CLICK HERE TO DOWNLOAD THE FOX NEWS APPThe prosecution told jurors that despite those concerns, Gray did not pursue inpatient treatment for his son.