Look back: Monster twister hits Moore, Okla.

POSTED: 10:23 PM May 20 2013   UPDATED: 9:02 AM May 20 2014
Plaza Towers Elementary, Moore tornado

Tuesday marks one year since an EF5 tornado ravaged Moore, Okla., on May 20, 2013, killing 24 people -- including seven students at Plaza Towers Elementary school. Take a look back at images from the storm.