Surrey will go into the final week of the County Championship title race in pole position after Essex fell to defeat against Hampshire.
Over-by-over commentary and in-play video clips from Edgbaston as Essex, Hampshire, Surrey and Somerset vie for Vitality Blast glory.
The 2023 Vitality Blast concludes with Finals Day at Edgbaston on Saturday; here's a look at the four teams involved and the star players on show.
Essex overcame a dramatic late wobble to beat Birmingham Bears by two wickets in a thrilling Vitality Blast quarter-final clash, booking their spot at Finals Day.
Which four teams will make it to Vitality Blast Finals Day at Edgbaston? The quarter-finals begin on Thursday with Birmingham Bears vs Essex before three ties on Friday
Middlesex produced the biggest successful run chase in Vitality Blast history to stun Surrey with an incredible seven-wicket victory at The Oval.
England batter Dan Lawrence is swapping Essex for Surrey, agreeing a three-year deal with the reigning county champions.
Surrey face a battle to save their perfect start to their LV= Insurance County Championship title defence after seeing Kent build a substantial lead on day two.
Surrey recorded the fourth highest score in T20 Blast history after running up a massive 258-6 in their emphatic 124-run victory over Sussex at Hove.
All you need to know about the 2023 Vitality Blast, as the domestic T20 tournament kicks off on Saturday, live on Sky Sports...
Warwickshire underlined their County Championship title-chasing credentials by completing a four-wicket win over fellow challengers Essex inside three days.
England seamer James Anderson received treatment for a "minor issue" during Lancashire's County Championship match against Somerset.
James Anderson starred as Lancashire got off to a strong start against Somerset on a rain-affected first day of their County Championship Division One clash.
Warwickshire bowler Chris Rushworth took 7-38 to help his side to an impressive County Championship victory over Hampshire by an innings and 84 runs at the Ageas Bowl.
England bowler Ollie Robinson stole the show with a seven-wicket haul vs Worcestershire as Sussex team-mate Steve Smith was forced to wait to bat.
Middlesex secured their first win of the season with a thrilling four-wicket victory over Nottinghamshire at Lord's with an over to spare.
England opener Zak Crawley hit a superb 170 to help Kent to 342-7 on day three of their County Championship clash against Essex at Canterbury.
James Anderson clinched the 54th five-wicket haul of his first-class career before Lancashire opener Keaton Jennings hit an unbeaten century.
England opener Ben Duckett notched a first hundred of the season on the opening day of Nottinghamshire's County Championship match against Middlesex.
Ollie Pope and Dom Sibley shared an unbroken 193-run second wicket partnership, as Surrey beat Hampshire by nine wickets at the Kia Oval.