Team USA's Shannon Pluhowsky
(l.) and Canada's George Lambert IV
(r.) earned the gold medals Saturday in Masters match play to close out the 2012 Pan American Bowling Confederation Adult Championships. Pluhowsky, the reigning World Champion in Masters, defeated teammate Liz Johnson
, 238-226, to win the women's title, while Lambert fired a perfect game in defeating Puerto Rico's Francisco Colon
, 300-175, at Sunset Station's Strike Zone Bowling Center in suburban Las Vegas.