via.kdvr.com
Columbine 20: Even the lunch menu, curriculum had to change after tragedy
HOUSTON -- Former Columbine principal Frank DeAngelis had to change big things -- and little things -- at the school after April 20, 1999. We all know about the big things: help rebuild and heal the student body and community, oversee the construction of a new library to replace the room where 10 students were killed, and re-think the school's entire approach to security and threats.