The seventh-seeded Laslo Djere has defeated Colombia’s Daniel Elahi Galan 6-4, 3-6, 6-4 in the first round of the Astana Open

Another batch of must-see first-round matches are set to take place on Tuesday, including a late-night clash between Daniil Medvedev and Vasek Pospisil.

Laslo Djere, who won the 250-level clay-court event in Sardinia—surged from No. 74 to No. 53.

The Russian beat Borna Coric to win the equal-biggest title of his career in St. Petersburg. Meanwhile, Alexander Zverev won his first title of the year in Cologne, Laslo Djere came through in Sardinia and Coco Gauff qualified in Ostrava.

The No. 10-ranked Russian is a win away from his fourth ATP title of the year, while the No. 7-ranked German is closing in on his first of 2020. Meanwhile, Coco Gauff won her first qualifying match in Ostrava, in the Czech Republic.

Five players are ranked among the Top 70 in the ATP standings, including Dusan Lajovic, who won his maiden title on Sunday in Umag.

The two unexpected winners have put forth their best showings at a Grand Slam.

The Argentine's breakthrough season has taken him to a personal best in the rankings.

Established clay-court contenders look to emerge after a surprise turn only weeks ago.