NY1 VIDEO: As NY1 revisits its 20-year history, the station looks back at reporter Roger Clark's September 19, 2005 coverage as metal detectors were brought in to Dewitt Clinton High School, prompting students to walk out in protest.

NY1 FOLLOW-UP: The following day of classes at Dewitt Clinton would be more orderly - with additional metal detectors and more entrances for students to use as well as more school safety and police officers. The school continues to use metal detectors today.