Somerset reduced Middlesex to 18-3 after they were bowled out for 236 on day one of their must-win County Championship Division One clash.
Opening batsman Haseeb Hameed has suffered a fractured finger a week before England's Ashes squad is due to be announced.
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.
Warwickshire were relegated to County Championship Division Two as Somerset beat Lancashire to boost their own survival bid
Essex have won their first County Championship title since 1992 after challengers Lancashire crumbled to defeat at Somerset.
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.
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.
Sky Sports News' David Fulton took advantage of the wet weather at Old Trafford - by skidding across the covers in his suit!
It's that time again; the biggest race of the year! Find out who comes out in top in the 2017 Mascot Race...
Northamptonshire have signed Lancashire all-rounder Luke Procter on loan in a bid to ease their injury problems.
Jamie Porter's career-best 12-95 earned Essex a comfortable victory over Division One strugglers Somerset.
Lancashire's Liam Livingstone boosted his England Test chances with his maiden double hundred against Warwickshire.
Keaton Jennings' torrid form continued as he fell first ball on day one of Durham's County Championship game with Derbyshire.
Leicestershire, Surrey and Somerset sealed places in the T20 Blast quarter-finals after the final round of group games.
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