Florida High School Had Armed Officer but Officer Did Not Encounter Shooter

This video screen grab image shows shooting suspect Nikolas Cruz at Broward County Jail in Ft. Lauderdale, Florida on Feb. 15, 2018. The heavily armed teenager who gunned down students and adults at a Florida high school was charged Thursday with 17 counts of premeditated murder, court documents showed. Miguel Guttierez/AFP/Getty Images

The school that suffered a mass shooting on Feb. 14 had an armed officer but that officer never encountered the shooter.

The shooting at Marjory Stoneman High School left 17 people dead and others wounded.