NatWest Pro 40 D1, Worcester:
Durham 187-2 (30.2 ovs) beat Worcestershire 183-9 (40 ovs) by eight wickets
Michael Di Venuto hit 101 not out as Durham cruised to an eight-wicket win over champions Worcestershire in Pro-40 Division One.
The 34-year-old cracked one six and 18 fours off 98 balls as Durham reached a target of 184 with 9.4 overs to spare.
Paul Collingwood chipped in with 65 not out off 55 deliveries.
When Graham Hick, who scored 35 for Worcestershire, reached 30 he became the second batsman, after Graham Gooch, to reach 22,000 List A one-day runs.
Di Venuto and Collingwood put on their match-winning partnership of 141 in just 20 overs.
Durham have now won three out of their five matches, while the injury-hit Royals have won just one of their opening four games.