businessinsider.com —
Jewel Samad, AFP For years Anita Zhang's neighbors joked that if a tornado ever bore down on her Chinese restaurant, folks could take refuge in its roomy walk-in freezer. On Monday, Zhang got the chance to test their idea -- and to live to tell the tale -- when one of the most powerful and destructive twisters to hit the United States in recent years ripped through this Oklahoma City suburb.





