Lucas Pouille stole the spotlight in his Davis Cup debut as he defeated Jiri Vesely to bring France level at 1-1 in their quarter-final clash with Czech Republic.
Jo-Wilfried Tsonga was in action for France first, but succumbed to a shock 4-6, 6-3, 6-4, 6-7 (10), 4-6 loss Lukas Rosol.
With Rosol having given Czech Republic the lead after his impressive, but gruelling, win over Tsonga, Pouille came to the rescue for France as he downed Vesely 7-6 (2), 6-4, 7-5 to level the score.
In soggy conditions in Belgrade, defending champions, Great Britain, claimed a 1-0 lead over Serbia as Kyle Edmund faced little trouble in getting past Janko Tipsarevic.
Edmund, who is coming off a first round loss at Wimbledon, looked in impeccable form as he cruised past Tipsarevic 6-3, 6-4, 6-0.
Conditions were not great in Pesaro either, but that didn’t stop Federico Delbonis from giving Argentina a 1-0 lead over Italy.
Delbonis defeated Andreas Seppi 7-6 (4), 3-6, 6-3, 7-6 (3) on a rain-affected day, but no further play was possible after the match due to bad light.
Meanwhile, in the Group I Asia/Oceania semi-finals, India hold a comfortable 2-0 lead over South Korea.
Ramkumar Ramanathan put India ahead after Seong Chan Hong retired when he was trailing 6-3, 2-6, 6-3, 6-5.
Saketh Myneni made it 2-0 for India when Yong-Kyu Lim also retired when he was on the verge of defeat. Myneni was leading 6-1, 3-6, 6-4, 3-6, 5-2 when proceedings came to an end.
In the other semi-final, China and Uzbekistan are tied at 1-1 after an eventful first day in Tashkent.
China claimed the lead when Ze Zhang defeated Farrukh Dustov 1-6, 6-4, 6-4, 6-2 before Denis Istomin brought Uzbekistan level after triumphing over Di Wu 6-4, 6-4, 6-2.