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Novak Djokovic of Serbia returns to Tomas Berdych of the Czech Republic during the final of the Dubai Duty Free Tennis Championships in Dubai, United Arab Emirates, Saturday, March. 2, 2013. (AP
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Iga Świątek vs. Barbora Krejčíková: world No. 1 dominant unbeaten stretch snapped in final of Dubai Tennis Championships | CNN
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Iga Świątek vs. Barbora Krejčíková: world No. 1 dominant unbeaten stretch snapped in final of Dubai Tennis Championships | CNN
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Agnieszka Radwanska of Poland returns to Yulia Putinseva of Kazakhstan during the third day of Dubai Duty Free Tennis Championships in Dubai, United Arab Emirates, Wednesday, Feb. 20, 2013. (AP Photo/Regi Varghese
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