DUBAI: There are four seeds remaining in the second round of the Dubai Duty Free Tennis Championships, led by top seed Kei Nishikori, No. 2 and seven-time champion Roger Federer, No. 5 Stefanos Tsitsipas and No. 6 Borna Coric. In addition, reigning champion Roberto Bautista Agut, who is unseeded, looks to continue his early season success. In the opening match, Nishikori and Polish No. 1 Hubert Hurkacz meet …




