Diamondbacks right-hander Zac Gallen appears to line up to start on Opening Day, though Torey Lovullo says not to make any assumptions.

Arizona Diamondbacks pitcher Zac Gallen, center front, gets high-fives in the dugout after completing the first inning of a spring training baseball game against the Cleveland Guardians, . 24,

Zac Gallen strikes out two in one inning of work in his Spring Training debut. More From This Game; Arizona Diamondbacks; Zac Gallen; Spring Training; Cactus League; highlight; in

Zac Gallen is approaching his first dose of MLB free agency, and the Diamondbacks pitcher said it's definitely been on his mind as spring training has begun.

From the day the D-backs surprised the baseball world by signing right-hander Corbin Burnes to a six-year, $210 million contract, Arizona fans have wondered who would start Opening Day. Would it be Zac Gallen,

No matter what Punxsutawney Phil saw or not, spring is here because Diamondbacks baseball is back. Let's go over five spring training storylines.

The Arizona Diamondbacks gear up for the 2025 MLB season with several new faces, headlined by Corbin Burnes and Josh Naylor. After missing the playoffs in 2024, several young players look to use spring training to make the Opening Day roster.

Four-time All-Star Corbin Burnes had a stellar spring training debut for the Arizona ... but the obvious candidates are Burnes and Zac Gallen, who has been one of the top pitchers in the NL ...