Cowboys guard Zack Martin considering hold out during training camp
FRISCO, Texas - One of the Dallas Cowboys' best players may not show up at training camp next week.
Right guard Zack Martin is reportedly unhappy with his contract and considering a hold out.
The six-time All-Pro is set to earn $13.5 million this season.
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The highest-paid guards in the NFL make around $20 million a year.
Martin, who is a team captain, could be fined $50,000 for each day of training camp he misses.