Alexander Zverev and Mischa Zverev upset top seeds Oliver Marach and Mate Pavic in Washington, D.C. on Thursday right after playing one another in singles.

Alexander Zverev and Mischa Zverev embrace after their first tour-level meeting on Thursday at the CIti Open in Washington, D.C.

Mischa Zverev and Alexander Zverev are playing for the first time in a main-draw match on the ATP World Tour, with younger brother Alexander leading by a set.

Mischa Zverev will meet his brother Alexander Zverev in the third round of the Citi Open in Washington, D.C.

Mischa Zverev, the No. 15 seed, needs nine match points to beat wild card Tim Smyczek in Washington, D.C. on Wednesday.

Mischa Zverev beats Russian Mikhail Youzhny to advance to the BB&T Atlanta Open quarter-finals on Wednesday.

Mischa Zverev is the champ in Eastbourne, taking his first ATP World Tour title on the grass of the Nature Valley International.

Mischa Zverev celebrates his maiden ATP World Tour title in Eastbourne.

Mischa Zverev sliced and diced his way to a maiden ATP World Tour title in Eastbourne.

Mischa Zverev defeats Mikhail Kukushkin in straight sets to reach his third ATP World Tour final.

Alexander Zverev and Mischa Zverev defeat Nikola Mektic and Alexander Peya to reach their second consecutive Gerry Weber Open final on Saturday.

Mischa Zverev and Marton Fucsovics defeat Jonathan Eysseric and Lucas Pouille to reach the Stuttgart semi-finals in their first event together.

Mischa Zverev upsets Lucas Pouille to reach the third round of the Rolex Monte-Carlo Masters on Tuesday.

Eighth seed Mischa Zverev and third seed Diego Schwartzman take a trip to Sydney Harbour ahead of the Sydney International.

Mischa Zverev books his place in Brisbane second round after win over John-Patrick Smith.

German Mischa Zverev moves into the second round at the China Open on Monday with a 5-7, 6-4, 6-4 victory against countryman Jan-Lennard Struff.

Third seed Mischa Zverev falls to Dudi Sela in the second round of the Shenzhen Open.

The players enjoy their official Shenzhen Open Player Party Tuesday evening.

The top four seeds at the Shenzhen Open – second seed David Goffin, top seed Alexander Zverev, third seed Mischa Zverev and fourth seed Paolo Lorenzi – have fun at the player party.

Mischa Zverev will face Peter Gojowczyk in the Metz semi-finals.

Mischa Zverev reaches his third ATP World Tour semi-final of the year in Metz, where he'll play qualifier Peter Gojowczyk.

German Mischa Zverev took part in a Q&A session at the County Council of Moselle stand.

Fifth seed Mischa Zverev moves past Henri Laaksonen in straight sets to reach the quarter-finals.

Mischa Zverev and John Isner meet at the net after their third-round clash under the lights on Arthur Ashe Stadium on Friday night.

Mischa Zverev reacts after beating John Isner in the US Open third round.