MOORE, Okla. -- It's been one year since a massive tornado ravaged the town of Moore, Oklahoma. The twister flattened 1,100 homes in its 17-mile path, killing two dozen people. The residents of Moore ...

Jason Owen walks past an open door as he helps his mother to salvage items from her uncle's home after it was almost destroyed by a tornado in Moore, Oklahoma, May 23, 2013. The tornado was the ...