Ghana's President John Dramani Mahama speaks during a session at the annual meeting of the World Economic Forum (WEF) in Davos January 22, 2014. REUTERS/Denis Balibouse (SWITZERLAND - Tags: POLITICS ... more 
Ghana's President John Dramani Mahama speaks during a session at the annual meeting of the World Economic Forum (WEF) in Davos January 22, 2014. REUTERS/Denis Balibouse (SWITZERLAND - Tags: POLITICS BUSINESS HEADSHOT) less 
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Reuters | Photo By DENIS BALIBOUSE / REUTERS
Wed, Jan 22, 2014 8:55 AM EST