mlv investigating why we have seen some broken bats recently and to try to fix the problem the league is going all the way to the source. steve brown is our chicago-based correspondent live in our newsroom there. what are they doing, steve? well, a book baseball immorality you no doubt know, shep, he wrote a book called the the science of hitting there is a science to bat making as well and the lab is in wisconsin. lots of major leaguers love maple bats. definitely more durable. it s tough when you get a bat you like. but the wrap on maple bats is when they break they shatter spraying big sharp pieces. last september cubs outfielder tyler coal bin was briefly hospitalized with the barrel of a broken maple bat stabbed him in the chest. the ray s david price in may had to limbo. out of the way in the back of