STUTTGART, Germany — Tomas Berdych beat Benoit Paire 7-6 (3), 6-4 to end his five-match losing streak and reach the quarterfinals of the Stuttgart Open on Thursday.
The third-seeded Czech dropped just six first-serve points and saved the only break he faced.
Berdych next faces Milos Raonic, who beat Marton Fucsovics 6-2, 6-4. The seventh-seeded Canadian is going for his first title on grass.
Guido Pella of Argentina beat Indian qualifier Prajnesh Gunneswaran 7-6 (4), 6-3 to set up a quarterfinal against Roger Federer.
Also, fourth-seeded Nick Kyrgios returned from a right elbow injury to beat Maximilian Marterer 6-4, 4-6, 6-3 for a match against Feliciano Lopez. Lopez progressed past Gilles Simon 7-6 (6), 6-4.
CHICAGO — Britain’s Kyle Edmund regained command in a tiebreaker and beat American Jack Sock on Friday as Team Europe took a 2-0 lead in the Laver Cup.
Edmund’s 6-4, 5-7, 10-6 victory followed Grigor Dimitrov’s 6-1, 6-4 win over Frances Tiafoe of Team World in the opener at the United Center.
Edmund broke Sock’s service to capture the first set 6-4. Sock, who came out to warm up wearing a Chicago Bulls jersey over his shirt, fought back and broke Edmund to go up 6-5 in the second set before serving it out as the crowd came alive.
Edmund then raced to a 7-2 lead in the 10-point tiebreaker that is used in the Laver Cup when the first two sets are split.
Sock was to play doubles later Friday with Kevin Anderson against the Team Europe star pairing of Roger Federer and Novak Djokovic.
Dimitrov had 13 winners and two service breaks to win the first set 6-1, finishing it off with one of his five opening-set aces.
Tiafoe was a late replacement for Juan Martin del Potro on Team World. The 20-year-old American played for in the Davis Cup semifinals last weekend in Croatia, losing the deciding match in five sets to Borna Coric.
He played much tougher in the second set Friday against Dimitrov, getting a service break for 4-4 before Dimitrov broke back and served out the victory in a match that featured extended baseline rallies.
ST. PETERSBURG, Russia — Top-seeded Dominic Thiem and fit-again Stan Wawrinka won their quarterfinal matches at the St. Petersburg Open on Friday.
Austrian player Thiem came through a tough encounter against Daniil Medvedev of Russia, firing 10 aces on his way to a 6-2, 3-6, 7-6 (2) victory.
His reward is a semifinal with Roberto Bautista Agut of Spain, who won 7-6 (0), 6-3 against Marco Cecchinato.
Experienced Swiss Wawrinka, aiming for his first title since sustaining a severe knee injury last year, next plays Martin Klizan of Slovakia after beating last year’s St. Petersburg champion Damir Dzumhur 6-3, 6-4.