Zack Martin's possible holdout could have Dallas pressing the
Schefter] The Cowboys and All-Pro guard/team captain Zack Martin
Cowboys, Zack Martin Agree on New Contract to End Holdout, per
Zack Martin: Dallas Cowboys holdout was 'definitely difficult'
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Cowboys, Trevon Diggs agree on extension as AP source says Zack
Cowboys' Dak Prescott speaks on All-Pro guard Zack Martin's
Cowboys, Trevon Diggs agree on extension as AP source says Zack