Royals' pitchers perfect through 7 innings vs. Cardinals

The Kansas City Royals are working on what would be the first combined perfect game in baseball history against the Cardinals through seven innings Monday in St. Louis.

Reliever Josh Staumont started the game as the opener and retired the three batters he faced. Mike Mayers relieved him and retired the next 18 in order.

Royals outfielder Drew Waters kept the perfect game going with a diving catch of Tommy Edman's sinkin