Weather warning sign is illuminated on the 18th hole during a delay in the second round of the Encompass Championship golf tournament in Glenview, Ill., Saturday, June 21, 2014. The National Weather ... more 
Weather warning sign is illuminated on the 18th hole during a delay in the second round of the Encompass Championship golf tournament in Glenview, Ill., Saturday, June 21, 2014. The National Weather Service has issued a tornado warning for portions of Lake and McHenry counties to go along with a severe thunderstorm watch for northern Illinois, including the Chicago area. (AP Photo/Nam Y. Huh) less 
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Associated Press | Photo By Nam Y. Huh
Sat, Jun 21, 2014 6:48 PM EDT