Andy Murray (GB) loses 7-5 2-6 6-4 6-4 to Fernando Verdasco (Spa) in second round
Cameron Norrie (GB) loses 6-2 2-6 6-4 6-4 to Dusan Lajovic (Ser) in second round
Defending champion Sloane Stephens beats world number 134 Anhelina Kalinina 4-6 7-5 6-2
Murray 5-7 6-2 4-6 4-5 Verdasco*
Verdasco's lob, with Murray stranded, lands miles out.
40-30.
This is very gritty from Murray.
Verdasco then finds the net.
That's the old Murray fight.
Verdasco must serve it out.
No pressure.
Murray 5-7 6-2 4-6 3-5 Verdasco*
A lovely sliced, kicking second serve earns Murray some mental respite.
He then, somehow stays in a mini-rally, producing a great flicked forehand winner.
30-30.
Can he?
Murray 5-7 6-2 4-6 3-5 Verdasco*
Double fault.
0-15.
A Murray shot from the back clips the net and goes out.
The Scot winces, barely able to walk.
0-30.
*Murray 5-7 6-2 4-6 3-5 Verdasco
Verdasco seals following a rally which ends with Murray finding the net.
The Spaniard has not dropped a fraction of a level.
Phenomenal.
Are we near the end?
Norrie 2-6 6-2 4-6 3-4 Lajovic*
Dusan Lajovic has just broken Cameron Norrie in the fourth set out on Court 10.
The British number two is in trouble now, he trails 2-1 on sets and 4-3 on games - two hours and 38 minutes played.
*Murray 5-7 6-2 4-6 3-4 Verdasco
15-0.
Now a chance for Murray - the court is his as he approaches the net. But no, the forehand is wide.
Oh Andy!
30-0.
40-0.
Verdasco has won the last 10 points.
The Spaniard is sent out wide, retrieves, but his forehand is long.
Run ends.
Murray 5-7 6-2 4-6 3-4 Verdasco*
Yikes!
0-30 - a superb crosscourt backhand winner from Verdasco.
Murray then goes long.
To capitulate or not to capitulate, that is the question.
It's been three hours. Three punishing hours.
Murray fires a wide from the back of the court.
*Murray 5-7 6-2 4-6 3-3 Verdasco
David Law
BBC Radio 5 live sports extra commentator at Flushing Meadows
Huge hitting from Verdasco. He is not holding back at all. Every shot seems to be designed to be a winner.
He is one of these players who seems to be able to red line his game all the time, he doesn't seem to get tired.
*Murray 5-7 6-2 4-6 3-3 Verdasco
Verdasco goes long with a glory-tinged double-handed backhand. Should he just bide his time?
15-15.
Best not dictate to a top-level experienced player what he should do and not do.
30-15.
40-15.
Ace and he holds. He looks as cool as an ice pop in Iceland. The country.
Murray 5-7 6-2 4-6 3-2 Verdasco*
Verdasco reads a kick serve before Murray booms one down the T.
40-30.
Murray shuttle runs from one side of the court to the other before sending a forehand on a speedboat down the Hudson.
Held.
*Murray 5-7 6-2 4-6 2-2 Verdasco
David Law
BBC Radio 5 live sports extra commentator at Flushing Meadows
Andy Murray has won 13 times out of the last 14 times these two have played each other, including the last eight - 2009 was the last time Verdasco won.
But that was the old Murray before hip surgery, it's going to take a while.
Murray 5-7 6-2 4-6 2-2 Verdasco*
15-15 as Verdasco sends Murray wide again before coming to the net to punch a forehand away.
Murray takes the next by coming to the net after another energy-sapping rally.
30-15.
Norrie 2-6 6-2 4-6 2-1 Lajovic*
Over on Court 10, Dusan Lajovic has recovered after his medical timeout and it remains on serve early in the fourth set in his match with British number two Cameron Norrie.
The Serb leads two sets to one.
Norrie was penalised a serve after failing to return in time following the 10-minute heat break.
*Murray 5-7 6-2 4-6 2-2 Verdasco
40-15 as Verdasco comes into the net for a volleyed winner.
Lovely hands.
A great second serve that sends Murray out wide is given some shoeshine by Verdasco's forehand.
*Murray 5-7 6-2 4-6 2-1 Verdasco
Another two latecomers - do the ushers know the rules?
15-0 with a 92mph winner before Verdasco goes wide with his forehand which was also travelling.
15-15.
30-15.
Anderson 6-2 6-4 Chardy
Fifth seed Kevin Anderson is making short work of Jeremy Chardy.
The South African takes the second set to place one of his giant feet in the third round.
Murray 5-7 6-2 4-6 2-1 Verdasco*
30-0.
Murray has moved up a gear or two - he works his way to the net before notching a winner.
40-0 with a big serve before a great serve and volley.
The pressure is back on the Spaniard.
*Murray 5-7 6-2 4-6 1-1 Verdasco
Russell Fuller
BBC tennis correspondent on 5 live sports extra at Flushing Meadows
Andy Murray had to run more in that game than he did in the entire third set, that was absolutely grueling.
Murray 5-7 6-2 4-6 1-1 Verdasco*
Verdasco moves to advantage with a stunning shot and then serves an ace.
What a hold after Murray had whipped up the crowd.
*Murray 5-7 6-2 4-6 1-0 Verdasco
"Why did you go for that ball?" Murray says to himself as he goes long.
The 31-year-old makes amends for the error.
15-15.
30-15.
Then a brilliant rally is furnished with a suitable cherry by Verdasco - a disguised forehand.
40-15.
40-30.
Before Murray turns up the surround sound inside the Arthur Ashe by coming out on top in another breathtaking rally.
Deuce.