Huge serving from Zverev turns things around at 40-30, before the German races on to a forehand after some great defensive work. Some comeback to rescue that one.

Not what Zverev needed. Another unforced error hands Tsitsipas 0-30.

The Greek fails to keep the next serve in play, but the door is still open...

That was a nervy one for Zverev, who would certainly prefer to claim another break here.

He won't be allowed the opportunity though, and it's a case of job done for Tsitsipas who slams a forehand winner for a straightforward hold.

Zverev holds on, before a backhand on the slide gives him advantage.

A Tsitsipas error under pressure seals an important hold.

Zverev pulls it back. That was a real opening for Tsitsipas.

Hold on! Zverev closes in on the net but fails to return a low-bouncer from the Greek.

A wonderful backhand from Tsitsipas rattles down the line to hand him 0-30 on the Zverev serve.

He misses a golden opportunity to set up three break points though, to the huge relief of the German.

A solid service game for Tsitsipas. He stays in touch in this third set.

An ace gets Tsitsipas going on serve, before a delicious drop shot at the net leaves Zverev no hope. 30-15.

Tsitsipas is suffering a bit of a dip here. The Greek sends two successive shots long to hand Zverev a comfortable hold. It's now three-in-a-row for the German.

Image source, Getty

A good start for Zverev, who gets the better of another exchange at the net after a long rally. He's 30-15 up as he looks to consolidate his early break...

Out from Tsitsipas. Zverev breaks!

The comeback begins?

Image source, Getty Images

Encouragement for Zverev, as Tsitsipas pulls wide and brings the German to 30-30.

Tsitsipas somehow manages to deal with an awful bounce but Zverev is at the net to meet it and reach break point!

Big moment.

That will feel very good indeed. A fierce crosscourt backhand seals the hold for Zverev as the match was threatening to get away from him completely.

Nice. Zverev caresses a drop shot over the net as he moves closer to stopping the rot.

He can't get over the line though, a return into the net bringing us to deuce.

Zverev can't afford to let this game slip...

Much, much better from Zverev.

He works Tsitsipas from side to side before unleashing a forehand winner for 15-15. He continues his recovery by taking the next point, but a relentless Tsitsipas hits back.

It's exhausting for Zverev, who needs to be alert to the drop shot all the time.

He gets to this latest one, but Tsitsipas whips a forehand down the line to beat the German and take the game.

It's all going right for Tsitsipas at the minute.

The ball takes an awkward bounce off the line which leaves Zverev unable to adjust. The Greek then gets to the net to close out another point for 40-15.

What has Alexander Zverev got here?

He looked in good shape at the start of the second set, but has now lost six games on the bounce.

Tsitsipas to serve at the start of the third.

Image source, getty

Zverev, into the net. Another set point for Tsitsipas.

Can he make the Greek serve it out? No he cannot. A forehand travels long.

Tsitsipas is one set from a first Grand Slam final.

Ah dear. Zverev sets up the point well enough and has the whole court at his mercy - but he sends a crosscourt backhand well wide.

Set point to Tsitsipas, but Zverev gets his serve right to save it.