A lazy observer might look at Mike Dole’s commanding win in Sunday’s PBA Regional at Cherry Lanes in Dubuque, Iowa and say it must have been a pattern that favored left-handers. A closer look at the standings would cure anyone of that thought, as the only other lefty in the field was Matt McNiel — the man inarguably having the best 2015 of any non-PBA Tour bowler — and he finished 19th in the 35-player field. Dole, meanwhile, led qualifying with 1,724 for seven games...