3/1/17: MLB.com Extras | Arizona Diamondbacks - a podcast by MLB.com

from 2021-01-31T22:10:42.023393

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Zack Greinke has been named the Opening Day starter. MLB.com's Alyson Footer and Diamondbacks reporter Steve Gilbert discuss why he has not pitched in camp as of yet and why Taijuan Walker is hoping a change in his windup can produce betters results on the mound.