Big, big shove coming here from Wasps at the maul...

Wasps do get it clear but Stuart Hogg is there in the backfield for Exeter to receive Jacob Umaga's clearance under the posts.

Penalty to Wasps eventually on their 10-metre line and Umaga's next clearance down the line goes all the way to within nine metres of Exeter's try line for the line-out.

How big a chance is this?

Chance to kill it off for Exeter goes begging.

Jack Yeandle knocks on in contact as they were 15 metres out from the line. Wasps with an opportunity to clear it from the scrum.

Exeter now really turning the screw at the breakdown.

They are winning all the penalties now as we move into the last 10 minutes.

Henry Slade notches it out of touch from halfway to the five-metre line.

Paul Grayson
Former England fly-half on BBC 5 Radio Live Sports Extra

This is tight as you like and every point counts.

Filthy weather but three points is a sizable margin on a day like this.

Sam Hidalgo-Clyne on now as scrum-half for Exeter and he tests Josh Bassett out in the air with a high hanging box kick just outisde of his 22.

Bassett clings on under pressure and then Wasps eventually clear to touch just short of halfway.

Image source, Getty Images

Is that a decisive Joe Simmonds score for a second time in seven days?

He notches yet another three points to edge them back ahead.

Penalty to Exeter again as they rumbled that maul from the line-out to Wasps' 22.

Jack Willis penalised this time for a hand in the ruck.

Chance for Chiefs to kick themselves back in front once more.

Penalty Exeter as Wasps' Ben Harris penalised at the scrum as it lifts up.

Cheers all round from the Exeter bench and all their non-playing squad members in the stands.

Mistake at the line-out by Wasps as Gabriel Oghre's delivery is blown off course towards the Exeter side.

Scrum to the Chiefs on their 10-metre line.

Matt Dawson
Former Wasps and England scrum-half on BBC Radio 5 Live Sports Extra

What a couple of minutes coming up, these are defining moments for your club.

Getting back level, what are Wasps going to do now, are they going to try and control the ball back into Exeter territory or are the Chiefs going to squeeze in defence and force an error?

Into the last quarter then and level on the scoreboard.

The rain and wind will not relent and Exeter change all of their front row as Jack Yeandle, Ben Moon and Tomas Francis are on.

And we are indeed all square once more.

Another successful attempt off the tee by Jimmy Gopperth in horrible conditions.

Well, that is already a big play from Lima Sopoaga.

He stops a penalty going out of touch from Henry Slade and then returns is downfield back into Exeter's half before chasing down Ollie Devoto.

Wasps then win the penalty at the breakdown from 30 metres out. Chance for Jimmy Gopperth to level the score.

Image source, Getty Images

Wasps now making a change in their back line.

Full-back Matteo Minozzi replaced by Lima Sopoaga. Will the All Black have a key role to play?

But once more Wasps' pack force a mistake from Exeter on the deck and win a scrum penalty.

First change for Exeter. Jonny Hill off and Jonny Gray on in the second row.

Change at prop for Wasps as Ben Harris replaces Tom West.

Work for Wasps to do defending a line-out inside their 22.

Plenty of spills, but not many thrills so far in this second half.

The wet ball continuing to hamper both sides as they try and force an attack off a set piece.

Wasps turn to knock-on just inside the Exeter half.

Paul Grayson
Former England fly-half on BBC 5 Radio Live Sports Extra

You just feel that Exeter have slipped into a little bit of overdrive in their power game.

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Another good defensive set from Wasps inside their 22 as Exeter lose the ball in hand after building up some phases and pressure.

Ollie Devoto also spills it on halfway as they try to go again. Wasps put in.

Another change for Wasps now at hooker - Tom Taylor makes way for Gabriel Oghre.