About
High school senior at STEM School Highlands Ranch in Colorado who was killed in a school shooting. He lunged at a perpetrator and was fatally shot in the chest. He was days away from graduation when he died.
Before Fame
He and his family were parishioners at St. Mark Catholic Church.
Trivia
Before the shooting, he and other students were watching The Princess Bride. The Catholic fraternal organization, The Knights of Columbus, bestowed a posthumous honorary knighthood on him.
Family Life
His parents are John Castillo and Maria Castillo. He was their only child.
Associated With
He and Angelina Aćimović were both teenage victims of school shootings.