In the 2015 Davis Cup by BNP Paribas World Group quarter-final, Argentina will host the 2010 World Champion Serbia in Buenos Aires (July 17-19).
Rogers Cup returns to Montreal in 2015. Nole, the three-time former champion, will defend 90 ATP points. Last year, he fell to Jo-Wilfried Tsonga in R3, 2-6, 2-6.
Novak will defend 90 ATP points in Cincinnati. In 2014, he lost to Tommy Robredo in R3, 6-7, 5-7. It is the only Masters 1000 event Novak still hasn't won. He was runner-up four times.
Nole will defend 720 ATP points in New York where he lifted his first US Open trophy in 2011. Last year he finished semifinalist to Kei Nishikori, 4-6, 6-1, 6-7, 3-6.