Spain's Rafael Nadal reacts after defeating Serbia's Viktor Troicki in the final match at the ATP Mercedes Cup tennis tournament in Stuttgart, southern Germany, on June 14, 2015. Rafael Nadal earned his second title of the season and his fourth on grass as he defeated Serb Viktor Troicki 7-6 (7/3), 6-3 to become the first man to triumph on both clay and turf at the Stuttgart Open. AFP PHOTO / THOMAS KIENZLE (Photo credit should read THOMAS KIENZLE/AFP via Getty Images)
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AFP THOMAS KIENZLE