Arizona Diamondbacks closer Justin Martinez thinks he knows why his velocity dipped so alarmingly over the weekend.

Justin Martinez got done running laps in the outfield early Tuesday afternoon and then strolled to the mound at Citi Field. The mound was still covered by a blue tarp with a Mets logo on it. The Diamo ...

Arizona Diamondbacks closer Justin Martinez recorded the saveon Sunday in a 6-4 victory over the Braves, although it wasn't ...

NFL Draft is here at last, but former OU and OSU football stars will likely have to wait a while to hear their names called ...

Martinez allowed a run on one hit and two walks in one inning during Sunday's win over Atlanta. He earned a save and did not record a strikeout. Martinez entered a 6-3 game and was not very effective.

Arizona Diamondbacks manager Torey Lovullo said that "all indications" are that right-handed reliever Justin Martinez ...

Arizona Diamondbacks right-handed reliever Justin Martinez (shoulder) is dealing with right-shoulder fatigue that could just ...

Martinez (shoulder) returned to the mound in Wednesday's extra-inning loss to the Rays, striking out one during a clean ninth inning.