Reigning Rookie of the Year Francois Lavoie and Hall of Famer Norm Duke started GEICO PBA World Series of Bowling IX with wins in the PBA Challenge events on Tuesday at the National Bowling Stadium in Reno. The main competition in the World Series, which is presented by Eldorado Reno Proprieties, starts Wednesday with the Chameleon 39 Championship, the first of four animal pattern tournaments that also serve as qualifying for the PBA World Championship. The Shark 45, Cheetah 33 and Scorpion 42...