Murray has a word with himself after missing a volley at the net, but has some of the crowd on their feet with a smash on the next point.

But his next shot is the best of all! The crowd goes absolutely wild as he spins round for a backhand winner at the net. Lopez and Murray hold.

What a point! Murray manages to return another steamroller of a serve from Farah, but Cabal finds a tiny bit of space at the back of the court. The Colombians hold.

Murray's wife Kim has a smile on her face as he and Lopez take a 30-15 lead.

Farah serves an ace, but Cabal hits the ball into the net and it's break point.

Farah hits a brilliant serve, but Lopez makes light work of it. The Spaniard reaches out to slam it right back.

Murray's next return is just as good, but Lopez hits the ball into the net.

Chanice Hird: Let's go Andy, let's go!!! He's playing so well!!

Murray's serve swings out right, he comes to the net and pops the ball over to the left. Perfect.

Cabal's return lands out and Murray holds.

Oops. A bit of a miscommunication sees Murray and Lopez clatter racquets at the net. 0-15.

The Colombian top seeds race to a 40-0 lead but Murray hits a backhand return down the line to give him and Lopez a look-in.

Cabal soon closes the game out, though.

Image source, Reuters

Solid serving from Lopez and crafty work at the net from Murray sees them hold.

A great way to follow up that first set win and the crowd knows it.

*Denotes next server

Andrew Castle
BBC tennis commentator on BBC Two

There were plenty of highlights in that set but there was a true battle in the tie-break and there was certainly some good fortune.

We've had some superb rallies in this match so far. Here's a taster...

Andrew Castle
BBC tennis commentator on BBC Two

He hasn't played much in the last two years but you don't want to be looking down the other end of the court and see Andy Murray waiting to return serve.

What a way to win the set!

If you were worried about whether Andy Murray has still got it - he definitely does. He hits a superb forehand to claim the first set.

Murray falls over as he puts in a smash at the net. The screams from the crowd get higher and higher but Farah hits a beauty.

The Brit is better at the net next time and brings up set point.

A brilliant return at full stretch from Lopez and it's 5-4 with Lopez to serve.

Murray serves an ace! Or does he? The call is challenged and it's out by millimetres. Murray is caught out at the net on his second serve.

But Farah hits the ball long and Lopez and Murray get the break back.

Murray goes to sprint forward for a ball. He doesn't get there, but it's brave of him to try after the surgery he's had.

The Brit hits the ball out and it's back level at 3-3.

A body serve from Lopez and a smash of the net from Murray sees the pair hold both their serves. 3-0. This is looking promising.

Lopez and Murray immediately get the mini-break as Farah hits the Spaniard's return into the net.

Lopez smashes the ball at Cabal and we have a tie-break.

That is very impressive work against the top seeds.