Look back: Monster twister hits Moore, Okla.

POSTED: 9:23 PM May 20 2013   UPDATED: 11:52 AM Aug 16 2013
Plaza Towers Elementary, Moore tornado

Aug. 16 marks the first day of school 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.