Steve Finn swelled Middlesex's hopes of avoiding relegation by taking 8-79 in a 36-run win over Lancashire at Lord's.
Rory Kleinveldt bagged 9-65 for Northants in the Championship, while Surrey's Kumar Sangakkara scored yet another century.
Rikki Clarke took a career-best 7-55 but Somerset still managed to score 269 against Surrey thanks to Steven Davies' 86.
Stay across every game in the penultimate round of the County Championship as the battle to avoid relegation hots up.
Warwickshire were relegated to County Championship Division Two as Somerset beat Lancashire to boost their own survival bid
Somerset are closing in on a crucial victory in their fight for County Championship Division One survival.
Essex are closing in on the Specsavers County Championship title with Lancashire struggling against Somerset at Taunton.
Essex edged closer to the County Championship title after making a strong start to their match against Warwickshire at Edgbaston.
Chris Read's final game for Nottinghamshire at Trent Bridge ended in defeat, while Warwickshire edged closer to relegation.
Haseeb Hameed missed out on a first Championship hundred of 2017, while Notts' unbeaten run is in jeopardy at Trent Bridge.
Haseeb Hameed's 85no bolstered Lancashire on day two of their Specsavers County Championship clash with title rivals Essex.
Ben Duckett creamed 193 for Northants in the County Championship but rain blighted much of day one elsewhere.
All the best bits from the NatWest T20 Blast Finals Day, including Samit Patel's performance and Andrew Flintoff's tumble.
Nottinghamshire Outlaws beat Hampshire by 23 runs to book a meeting with the Birmingham Bears in the final of the Blast.
Sky Sports' Rob Key catches up with Hampshire's James Vince, Liam Dawson and Chris Wood as the county hunt a third T20 title.
A look back on the 2017 NatWest T20 Blast Finals Day, which saw Notts Outlaws end triumphant.
It's that time again; the biggest race of the year! Find out who comes out in top in the 2017 Mascot Race...
David Lloyd warms up for a T20 Finals Day sing-off, names his all-time T20 track and talks Windies' win and Transfer Deadline Day...
Michael Carberry has joined Leicestershire on loan for the final four County Championship matches of the season.
Shahid Afridi's first T20 ton fired Hampshire to a record seventh Finals Day as they thrashed Derbyshire by 101 runs.
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