Diamondbacks to start Zac Gallen on Opening Day, closer to remain undefined

The Arizona Diamondbacks continue to round into form, picking Zac Gallen as the Opening Day starter while the roster whittles down toward 26 players. D-backs radio host Steve Zinsmeister joins Alex Weiner and Ali Nerini to break down the latest news as camp winds down (yes, we recorded this before the Justin Martinez extension).