For anyone who doesn’t follow professional bowling enough to know it, there is no such thing as “normal” — there are simply too many variables for there to be such a thing as normal. But the simple math of there being so many more right-handers than left-handers tells you that more often than not, a championship round will feature mostly right-handers. For sure, there have been exceptions over more than six decades of the PBA Tour, including shows where all have been...