Olympic bronze-medallist Gagan Narang won a silver medal in the men's 50m rifle prone event of the Commonwealth Shooting Championships today.Another Indian, Swapnil Suresh Kusale bagged the bronze in the same event, while Dane Sampson of Australia won the gold.In women's 25m pistol final, India's Suraj Singh won the bronze, while the gold and silver went to host country's L Yaumleuskay and E Galiabovitch respectively.On Wednesday, India had claimed five medals, including two gold.