Rob Yates and Ed Barnard crafted an opening partnership of 188 to set the platform for Warwickshire to maintain their 100 per cent record in the Metro Bank One Day Cup.

But the Bears endured an almighty scare after a spirited Glamorgan fightback endangered their side’s 331/7 total.

Glamorgan teenager Ben Kellaway struck 67 off 41 balls to take the Welsh County within sight of victory but the hosts fell 24 runs short after Kellaway was caught on the boundary off Ed Barnard with 17 balls remaining.