MLB rumors: Diamondbacks add bullpen help with veteran Andrew Chafin; Mariners, Rays take swings on relievers | CBS Sports Headlines MLB rumors: Diamondbacks add bullpen help with veteran Andrew Chafin; Mariners, Rays take swings on relievers Andrew Chafin returns to Arizona and more ESN FeedsThis post was originally published on … Continue reading MLB rumors: Diamondbacks add bullpen help with veteran Andrew Chafin; Mariners, Rays take swings on relievers