Kent's Sean Dickson makes 318 against Northants at Beckenham, the highest score by a Kent batsman since the war, only the second triple by a Kent batsman in the county’s history and Kent have only once exceeded their total of 701 for 7 declared.
Yorkshire struggle against Somerset at Scarborough, where Craig Overton takes five wickets, before rain brings an early finish.
Three batsmen make hundreds before Hampshire declare on 648-7 against Surrey at The Oval.
Middlesex’s Stevie Eskinazi makes his second hundred of the season against Warwickshire at Edgbaston.
At Cheltenham, Gloucestershire complete a two-day win by 10 wickets over Glamorgan.