The field for this fall's playoffs might be far different if Josh Byrnes, then the Diamondbacks general manager, hadn't approached the Yankees' Brian Cashman with an idea shortly before Thanksgiving in 2009.
What transpired next may have contributed to Byrnes' firing eight months later. And it no doubt cost Cashman some sleepless nights the next summer.
But the three-team, seven-player trade consummated a month later with the Tigers changed the fortunes of two franchises and set up outfielder Curtis Granderson for one of the greatest seasons in the Yankees' long and storied history.
"The idea for all clubs when they're making a deal is to do the best for...