#MonumentalAmerican: Kendrick Castillo, STEM School shooting hero01:39
Watch Stephanie Ruhle honor Kendrick Castillo, who died protecting his classmates from a school shooter in Colorado. He lunged at the gunman, trying to get the gun away from him. He took gunfire, but gave his peers time to escape. Castillo was set to graduate this month. He was 18 years old. He is a #MonumentalAmerican.