Jamie Porter took four wickets to drag runaway Division One leaders Essex back into their Specsavers County Championship match against Somerset.
Essex are 41 points clear at the top but struggling Somerset made short work of their batting line-up on day one at Chelmsford.
Craig Overton and Paul van Meekeren each took four wickets as Essex were bowled out for just 159, opener Nick Browne top-scoring with 44.
Porter gave Essex a lift by removing both Somerset openers and then returned to dismiss James Hildreth (51) and Tom Abell (30) to leave the visitors 118 for five.
Lancashire took control of their clash with Warwickshire at Old Trafford but it was a disappointing day for England hopeful Haseeb Hameed.
The young opener, who made his Test debut in India last winter, could only contribute 15 as Lancashire closed on 112 for three in reply to Warwickshire’s 200.
Some late resistance from Jeetan Patel (47) and Olly Stone (32) helped Warwickshire recover from 119 for eight after Kyle Jarvis (six for 67) and Ryan McLaren (four for 45) ripped through the top order.
Toby Roland-Jones delivered the perfect response to his England omission by giving Middlesex a boost at the end of the opening day against Surrey at The Oval.
The seamer struck twice late in the evening session to leave Surrey 26 for two at stumps in reply to Middlesex’s 247, former England opener Sam Robson the only visiting batsman to pass fifty.
Division Two leaders Nottinghamshire are on top against Northamptonshire at Trent Bridge despite being bowled out for just 213.
Steven Mullaney and Riki Wessels passed fifty for the hosts but they received little support as Azharullah (five for 63) and Richard Gleeson (four for 38) shared nine wickets.
Northants slumped to 84 for eight in response and were eventually bowled out for 141 before Notts closed on 19 for no wicket.
Second-placed Worcestershire went to stumps on 338 for seven against Gloucestershire at New Road as Ravichandran Ashwin made his debut.
The India all-rounder contributed 36 but the day belonged to Brett D’Oliveira and Ed Barnard, who celebrated contract extensions with 93 and 46 respectively.
Discarded England opener Keaton Jennings was dismissed for a golden duck but Durham recovered from that early setback to move into a strong position against Derbyshire at Chester-le-Street.
Captain Paul Collingwood finished unbeaten on 127 – his 35th first-class hundred – as the hosts closed on 376 for seven.
Ollie Robinson claimed four for 46 on his first appearance of the season as Sussex dismissed Glamorgan for 294 at Colwyn Bay.
Jofra Archer (three for 67) took his 50th championship scalp of the year while Chris Jordan also chipped in with three wickets.
Craig Meschede hit 87 off 96 balls and then took a wicket to help leave Sussex 79 for three at stumps.
Lewis Hill (77) and Callum Parkinson (59) frustrated Kent with an unbroken 98-run last-wicket stand as Leicestershire closed on 326 for nine at Canterbury.