Listen to BBC local radio commentary as Northamptonshire face Leicestershire in County Championship division two.
A full round of day-night County Championship games is to be played for the first time featuring England's Test players.
Warwickshire fast bowler Olly Stone promises to tone down his wicket celebrations after a year out with a knee injury.
Ben Sanderson ends with match figures of 9-83 as Northamptonshire beat Derbyshire by 128 runs in Division Two.
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How to get into cricket - physical exertion with a chess-like element in matches which range from half an hour to five days.