The 25-year-old Canadian lost his first set 7-6 (5) and trailed 6-3 in a tiebreaker in the second set, when he threw his racket to the court and began shouting at a fan in the stands.

Shapovalov was thrown out on match point in the quarterfinals of the Mubadala Citi DC Open, having been heard swearing at a spectator.

Marie Bouzkova, who lost in three sets, was playing her first WTA 500 final.

A code violation for unsportsmanlike conduct was given, and an ATP supervisor was immediately called to the court.

Turns out all the 19-year-old from Florida needed to get back to winning was a bit of advice from people who know what they're talking about.

Gauff is the youngest women's champion and the first player since Caroline Wozniacki in 2009 to win four WTA tournaments as a teenager.

The 33-year-old from Britain is the oldest champion in Washington since Jimmy Connors was 35 when he won the event in 1988.

In four matches, the American didn't lose a set, and surrendered just 19 games.

Gauff has shaken off a disappointing Wimbledon exit in emphatic style, dethroning defending champion Liudmila Samsonova in straight sets on Saturday.

Sakkari has recovered to take the last four games and beat top-seeded Pegula 6-3, 4-6, 6-2 after letting a huge lead slip away at the Mubadala Citi DC Open.

Fritz followed up a dramatic win over former No. 1 Andy Murray to maintain a seven-match winning streak into the semifinals of the Mubadala Citi DC Open.