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President Abdoulaye Wade is protected by security as he gestures to supporters while leaving a polling station after voting, in his home Point E neighborhood of Dakar, Senegal Sunday, March 25, 2012. Senegalese voters are deciding Sunday whether to give their 85-year-old president another term in office, or instead back his one-time protege Macky Sall in a runoff election that could oust the incumbent of 12 years.(AP Photo/Rebecca Blackwell)

Senegal president concedes

President Abdoulaye Wade conceded defeat to his former protege Macky Sall late Sunday, congratulating him several hours after polls closed when preliminary results showed the opposition candidate had trounced the 85-year-old incumbent.