NL West X-factors: Yu Darvish's new digs, Madison Bumgarner's declining velocity and more | CBS Sports Headlines NL West X-factors: Yu Darvish's new digs, Madison Bumgarner's declining velocity and more For the first time in a long time, the Dodgers have legitimate competition at the NL West ESN FeedsThis post … Continue reading NL West X-factors: Yu Darvish's new digs, Madison Bumgarner's declining velocity and more