Zack Martin, Cowboys guard, has hyperextended knee: report
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Zack Martin, three other Cowboys offensive linemen on injury report
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Zack Martin Would Like His Money, Please - D Magazine
Report: Cowboys All-Pro Zack Martin considering skipping training
Cowboys G Zack Martin reaches deal, ends holdout
Dallas Cowboys (@cowboys.factor) • Instagram photos and videos
Cowboys OG Zack Martin added to injury report, Nfl
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Cowboys RG Zack Martin feeling 'a lot better' before potential return