Devon Erickson

Devon Erickson, the 18-year-old suspect in the shooting at STEM School Highlands Ranch, was booked on 30 counts after his first court appearance, according to Colorado court records. Those include one count of first-degree murder after deliberation and 29 counts of attempted first-degree murder. Student Kendrick Castillo, 18, was killed in the shooting and eight others were wounded in the shooting.