Authorities Conduct Active Shooter Drill at South El Monte High School

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

Authorities conducted an active shooter drill at South El Monte High School Tuesday morning. Lauren Lyster reports for the KTLA 5 Morning News on April 18, 2017.

Correction: An earlier caption for this video incorrectly identified the high school involved. The language has been updated.

Notice: you are using an outdated browser. Microsoft does not recommend using IE as your default browser. Some features on this website, like video and images, might not work properly. For the best experience, please upgrade your browser.