Serena Williams, Novak Djokovic to get early tests at US Open

Top-ranked Serena Williams, who is seeking a record 23rd Grand Slam title, will meet two-time major semifinalist Ekaterina Makarova in the first round of the US Open, it was announced Friday. Makarova made two straight major semis: at the 2014 US Open, where she lost to Williams, and the 2015 Australian Open. "I'm OK with it," Williams said of the match.