Kent beat Warwickshire by eight wickets
Yorkshire complete innings and 44-run win against Hampshire
Champions Surrey draw with Essex
Lancashire beat Middlesex by seven wickets in Division Two
Sussex beat Durham by six wickets
Worcestershire beat Leicestershire by an innings and 18 runs
Warwks 346 & 235-7 (f/o) v Kent 504-9 dec - lead by 77
Maiden from Riley.
Ambrose picks up a single off Claydon to move to 90.
Claydon bowls a tight line on off stump and Brookes is forced to defend...
Until the last ball, which is short and pulled through mid-wicket for four.
Yorkshire 544-7 dec v Hampshire 302 & 208 (f/o)
Liam Dawson tries another big shot but this time he finds a fielder and it's thatman Tom Kohler-Cadmore again for the catch and Duanne Olivier with the wicket.
Yorkshire beat Hampshire by an innings and 44 runs at the Ageas Bowl.
They had to wait a while longer than they would've expected after that big partnership between Dawson and Keith Barker but a comprehensive victory from start to finish nonetheless.
That's one win and a draw for the White Rose so far this season while it's won one, lost one for Hampshire.
Yorkshire 554-7 dec v Hampshire 302 & 208-9 (f/o)
Image source, Rex FeaturesLiam Dawson is having a go it would seem in the final throes of this game.
Last pair together and he is hammering the ball to all parts in a bid to push towards a possible ton and a few boundaries has taken him to 92 not out.
Warwks 346 & 234-7 (f/o) v Kent 504-9 dec - lead by 76
Brookes pounces on a half-tracker from Claydon and flays the ball through cover for his 10th four.
He's 61 not out now, just nine shy of his highest ever first class score.
Warwks 346 & 229-7 (f/o) v Kent 504-9 dec - lead by 70
Things have quietened down a little of late, with the runs drying up to a trickle in the last couple of overs.
A half appeal for caught behind off Riley against Henry Brookes but the umpire is unmoved.
Just the one single in the over.
Surrey 395 & 233-4 v Essex 448
It would seem the sheer volume of sporting action this afternoon has a few of our commentators trying to stay across more than one things at a time...
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Here's where you can keep across the final round of The Masters should you wish...
Earlier on in Division Two, Worcestershire finally completed an expected innings win against Leicestershire.
The Foxes made them wait until just after lunch though before finally succumbing.
Read all about it here.
Worcestershire open their County Championship campaign with an innings victory over Leicestershire at Grace Road.
Read More
Yorkshire 554-7 dec v Hampshire 302 & 190-9 (f/o)
Yorkshire finally breakthrough at the Ageas Bowl.
Keith Barker's brave knock comes to an end on 64 as he edges a cut from Steven Patterson through to Jonny Tattersall.
That's the end of a 131-run partnership between him and Liam Dawson and Yorkshire now just a wicket away from victory.
Warwks 346 & 225-7 (f/o) v Kent 504-9 dec - lead by 67
Brookes picks up three off Darren Stevens and a flay through cover off the next ball by Ambrose takes the Ambrose-Brookes stand to 100 runs in 157 balls.
Four more to Ambrose through mid off in the next over, bowled by Riley.
Surrey 395 & 225-4 v Essex 448
After that second burst of a brace of wickets for Essex - it's all gone rather sedate again at The Oval.
Ben Foakes and Will Jacks now having some time in the middle as this match continues to ebb towards a draw.
Surrey 172 ahead.
Here's the latest at Lord's, Bristol and Cardiff:
Middlesex are in trouble against Lancashire at Lord's - where the hosts have lost Max Holden and Eoin Morgan in successive balls since lunch.
The hosts are 157-6 and still five runs in arrears.
Derbyshire are 238-3 against Gloucestershire at Bristol and lead by 179.
Wayne Madsen is 114 not out.
The total run aggregate has sailed past 1200 on a flat deck at Cardiff, where Northants are 661-6 in reply to 570-8 declared by Glamorgan.
Rob Keogh is the sixth batsman to score a century in the game and is now 150 not out.
Warwks 346 & 217-7 (f/o) v Kent 504-9 dec - lead by 59
A play and miss outside off from Brookes and Darren Stevens contorts with frustration. Maiden over.
Ambrose alternates between blocking Riley and trying to work him to leg.
Another maiden.
Warwks 346 & 217-7 (f/o) v Kent 504-9 dec - lead by 59
Adam Riley is back on and Brookes clips him away to square leg for a single.
Ambrose blocks and then tries to pinch the strike with a nudge to leg but there's no run there.
Warwks 346 & 214-7 (f/o) v Kent 504-9 dec - lead by 56
Just a single off Harry Podmore's over.
Darren Stevens tries to tempt Ambrose with width outside off but the batsman isn't interested.
The fifth ball drifts down leg and Ambrose taps it away for one.
Next there's a half appeal for lbw against Brookes, but it looks like he got an inside edge.
Yorkshire 554-7 dec v Hampshire 302 & 172-8 (f/o)
Image source, Rex FeaturesWell batted Keith Barker.
His turn for a half-century now for Hampshire as they continue to keep Yorkshire grinding away in the field.
It's come from 88 balls with six fours for the former Warwickshire man.
He and Liam Dawson have now put on 113.
Surrey 395 & 203-4 v Essex 448
Image source, Rex FeaturesTwo wickets in quick succession for Essex early after lunch.
Rory Burns misses the chance for another century to add his tally as Simon Harmer has him caught by Ryan ten Doeschate at bat-pad on the offside.
Warwks 346 & 212-7 (f/o) v Kent 504-9 dec - lead by 54
Ambrose picks up a four through the covers off Podmore to go to 78.
The last ball squares him up a bit but he gets bat on ball and jabs down safely.
Shot! Henry Brookes smashes Darren Stevens through the off side for four - and that's his 50.
65 balls and nine fours. The partnership is worth 91.
Yorkshire 554-7 dec v Hampshire 302 & 166-8 (f/o)
Image source, Rex FeaturesThey're still going these two for Hampshire...
Liam Dawson and Keith Barker take their ninth-wicket partnership past 100 and their next target may well be 253.
That will ensure that Yorkshire have to bat again.
Surrey 395 & 198-3 v Essex 448
Image source, Rex FeaturesWicket time at The Oval and the end of a very entertaining innings from Ollie Pope.
His miscues an attempted slog sweep though off Simon Harmer to find Jamie Porter behind square on the legside.
Ends a very lively partnership of 127 with Rory Burns and an 80-ball knock including 11 fours and a six.
Surrey 145 ahead.
Warwks 346 & 204-7 f/o v Kent 504-9 dec - lead by 46
Four more to Henry Brookes, this time through the covers off Darren Stevens.
The bowler goes gun-barrel straight and forces Brookes into block mode.