This undated handout photo provided by the Legg family shows Christopher Legg. Christopher was killed when a tornado struck Plaza Towers Elementary School in Moore, Okla., on May 20, 2013. (AP ... more 
This undated handout photo provided by the Legg family shows Christopher Legg. Christopher was killed when a tornado struck Plaza Towers Elementary School in Moore, Okla., on May 20, 2013. (AP Photo/Courtesy of the Legg Family) less 
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Associated Press | Photo By Courtesy of the Legg Family
Thu, May 23, 2013 12:06 PM EDT