Among them: qualifier Lloyd Harris, who saved a match point to deny Alex Michelsen Monday in London.

After a first-round loss in San Diego, Linette is through to the quarterfinals in Guangzhou. Tatjana Maria and Lucia Bronzetti also advanced.

“We make the people enjoy watching tennis,” the top seed said afterward of the cooperative vibe between the two competitors Thursday night.

The 41-year-old Spaniard finishes his playing career with 506 match wins.

In addition to this battle between two of the world's brightest 21-and-under stars, we're keeping our eyes on three other matches.

It's hard to believe that some of today's top pros once had to qualify—and often together.

Top seed Jannik Sinner will meet No. 7 seed Lloyd Harris in the first final-four clash Saturday at the European Open.

“The match was a little bit strange,” the Olympic champion admitted after advancing past Lloyd Harris, 7-6 (6), 6-3, 6-4, on Wednesday at Flushing Meadows.

The South African will play in his first major quarterfinal on Wednesday against Alexander Zverev.

The South African has enjoyed a consistent season that already scored him wins over the likes of Rafael Nadal and Dominic Thiem.