A round-up of Tuesday's T20 Blast action, with wins for Derbyshire and Middlesex boosting their hopes of quarter-final spots.
Kieran Powell becomes West Indies' fourth centurion of their final warm-up game before the first Test, as they drew with Derbyshire.
West Indies continue to dominate under-strength Derbyshire, who are bowled out for 181 on day two of their day-night match.
Kyle Hope presses his case for a Test debut with West Indies' first century of the tour in their day-night game with Derbyshire.
Audio & Video
Watch as Luis Reece's 66 helps Derbyshire reach their target of 162 with three balls to spare and three wickets in hand to beat Durham, lifting them to second place in the North Group.
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How to get into Cricket
How to get into cricket - physical exertion with a chess-like element in matches which range from half an hour to five days.