A teen is in custody for an October homicide in the parking lot of a Nashville high school. 

16-year-old Timothy Frazier was charged with criminal homicide for the Oct. 14 murder of 18-year-old Brandon Adams in the parking lot of McGavock High School. 

Police said Frazier was arrested Thursday when he arrived at Maplewood High School to take a test. 

MORE: Police identify teen killed in McGavock High School parking lot