Martin Millar and David Calvert opened Northern Ireland's medal account in style, by winning the gold in the men's pairs full-bore rifle event.
Millar and Calvert scored 595 points, just pipping the Canadian pair, who clocked up 593, and David Davies and Chris Hockley, who claimed Wales' first medal of the Games, scoring 590 for the bronze.
Pauline Buck and Richard Hood won a silver medal for England in the tenpin bowling mixed doubles. It was Buck's second medal of the Games as she won the bronze with Gemma Burden in the women's doubles.
England's Paul Johnson upset the No 3 seed Rodney Eyles of Australia 9-1, 10-8, 9-2 and advanced to the semi-finals of the squash tournament. Johnson, seeded sixth, now meets the No 1 seed, Scotland's Peter Nicol, who beat the Englishman Mark Chaloner 9-5, 9-3, 9-3.
The under-strength world champions Sri Lanka won through to the cricket semi-finals in a tight finish against Zimbabwe. The Sri Lankans seemed to have the match wrapped up in the 46th over when chasing Zimbabwe's total of 265 - they needed just three runs to win with three wickets left. Zimbabwe's seamer Heath Streak then took two wickets in successive balls but he could not achieve the hat-trick and Indika De Saram knocked off the runs needed.
India play Australia, Pakistan meet New Zealand and South Africa tackle Barbados in matches which will decide the other semi-finalists. Sri Lanka will play the winner of South Africa v Barbados.
Thursday's 100 metres final is set to feature Ato Boldon of Trinidad and Tobago and Obadele Thompson of Barbados - the two fastest men in the world this year.Reuse content