Roger Federer vs Daniil Medvedev: What time will Federer play TODAY at Miami Open Roger Federer will take on Daniil Medvedev in the 2019 Miami Open tennis tournament today. The Swiss star made it into the fourth round as he beat Filip Krajinovic 7-5, 6-3. The win means the tennis pro will move into the tournament’s last 16 and continue to aim for a fourth title in Miami. Federer converted just two of eight break points in the opening set but became more accurate as the match progressed.