Ken Miller, Oklahoma state treasurer, smiles as he begins a news conference in Oklahoma City, Tuesday, Sept. 6, 2011. Miller says the state's economy continues to show signs of improvement, fueled ... more 
Ken Miller, Oklahoma state treasurer, smiles as he begins a news conference in Oklahoma City, Tuesday, Sept. 6, 2011. Miller says the state's economy continues to show signs of improvement, fueled mostly by the oil and gas industry. (AP Photo/Sue Ogrocki) less 
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Associated Press | Photo By Sue Ogrocki
Tue, Sep 6, 2011 1:24 PM EDT