"Wheel of Fortune" host Pat Sajak, says he was kidding when he tweeted:

I now believe global warming alarmists are unpatriotic racists knowingly misleading for their own ends. Good night.

— Pat Sajak (@patsajak) May 20, 2014

"I now believe global warming alarmists are unpatriotic racists knowingly misleading for their own ends. Good night."

The remark set off a firestorm with one fan responding:

Apparently when he's not entertaining the trailer park crowd, @patsajak is a climatologist. buy a vowel for this, Pat: F_ck Off

— Greytdog (@Greytdog) May 20, 2014

"Apparently when he's not entertaining the trailer park crowd, @patsajak is a climatologist. buy a vowel for this, Pat: F_ck Off"

CNN's Nischelle Turner has more on the controversy.