Sign of nerves there for Zverev, Thiem gets one break back.
Thiem now beginning to fire.
Zverev will try and serve out for the second set for the second time.
Zverev takes the second set 6-4.
Thiem was coming back into that near the end of the second. I fancy him to take the third set and if he does, it will be very interesting to see how Zverev responds.
Thiem has taken the 3rd.
Cracks are starting to show now for Zverev
Deciding set, you’d strongly fancy Thiem from here.
Thiem looks wrecked.
Thiem is unravelling here.
Huge hold from Thiem there when his 1st serve deserted him.
Zverev will serve for the Championship.
Zverev with the jitters.
77mph second serve.
Thiem breaks back.
Under Pressure blaring out over the stadium speakers.
Stunning from Thiem.
3 unreal winners from Thiem on the trot.
Zverev with a 89mph first serve, his service game has collapsed.
Thiem serves for the title now.
Medical timeout for Thiem.
2 break points Zverev now.
Tie break.
Fancy Zverev in the tie break.
Zverev shits himself any time he misses a first serve. Two double faults in the tie break.
Thiem blows two Championship points.
Zverev served a 68mph second serve defending Championship point there.
Another Championship point Thiem.
Thiem does it.
Delighted for him, well deserved.
A vintage Zverev collapse.
1949 is the last time a player has came from two sets down in the US Open final and won.