The first day of the quarterfinals of Davis Cup saw four teams finishing the day with two respective wins and the other four teams one rubber away from being eliminated. France, Serbia, Australia, and Belgium were victorious on day one, while Great Britain, Spain, United States, and Italy finished the night empty handed.
In the Serbia v Spain tie, Novak Djokovic and Viktor Troicki notched a 2-0 lead against Rafael Nadal-less Spain on Friday in Belgrave, Serbia.
Djokovic beat Albert Ramos Vinolas 6-3, 6-4, 6-2 in the first rubber, followed by Troicki's 6-3, 6-4, 6-3 win over Pablo Carreno Busta.
Troicki and Nenad Zimonjic will try to finish off Spain when they take the court on Saturday in the doubles rubbers.
In the France v Andy Murray-less Great Britain tie, Lucas Pouille took the first rubber 7-5, 7-6(6), 6-3 against Kyle Edmund. Jeremy Chard followed with another win for France, taking the second rubber 6-2, 6-3, 6-3 against Dan Evans.
One of men's top doubles team Julien Benneteau and Nicolas Mahut will take on Great Britain's Dominic Inglot and Grand Slam doubles champ Jamie Murray in the third rubber.
In the Australia v United States tie, No. 79-ranked Jordan Thompson stunned 15th ranked Jack Sock in the first rubber, winning in four sets 6-3, 3-6, 7-4(4), 6-4. Nick Kyrgios followed with a 7-5, 7-6(5), 7-6(5) win over John Isner.
Australia's Sam Groth and John Peers will take on Sam Querrey and Steve Johnson in the doubles rubber.
In the Belgium v Italy rubber, Steve Darcis came from a set down to defeat Paolo Lorenzi 6-7(3), 6-1, 6-1, 7-6(4). David Goffin followed with a straight sets 6-4, 6-3, 6-3 win over Andreas Seppi.
Belgium's Ruben Bemelmans and Joris De Loore will play Italy's Simone Bolelli and Alessandro Giannessi in the doubles rubber on Saturday.