The 40-year-old gave defending champion Spain an early 1-0 lead over Ecuador in Group A of the Davis Cup Finals with a 6-3, 6-3 win over Roberto Quiroz in Madrid.

"I grew as a player but also as a person, which for me is very important," he said after narrowly losing to Daniil Medvedev at the ATP Finals.

The German cruised past Hubert Hurkacz, 6-2, 6-4, before Medvedev saved two match points to deny Jannik Sinner, 6-0, 6-7 (5), 7-6 (8), on Thursday.

Betting dead rubbers might not be the smartest move, but Medvedev is not one to let his opponents off easy, and tends to play his best tennis in front of a hostile crowd.

The top-ranked Italian, who suffered a left oblique injury in his opening round-robin match, shared he was not ready to return in an Instagram post Tuesday.

The Pole secured the last berth in the tour's season-ending championships by defeating James Duckworth, a day after the Norwegian topped Marcos Giron to secure passage to Turin.

How the 18-year-old Spaniard topped the 20-year-old Italian at the Paris Masters.

Expect the Italian to make a statement against his fellow future star on his beloved indoor hard courts.

The former world No. 1 wrote the foreword for Riccardo Piatti's new book.

Maria Sakkari, Ons Jabeur and Emma Raducanu are also among the players who set new highs this week.