Reports: Cowboys OG Zack Martin considering holdout

(Photo credit: Tim Heitman-USA TODAY Sports)
Cowboys All-Pro guard Zack Martin might not be with the team when Dallas reports to training camp in Oxnard, Calif.

Martin is weighing a holdout to encourage the Cowboys to address his contract, according to reports.

ESPN reported sources said Martin's unhappiness with his contract and the team's unwillingness to address it prompted holdout plans. Martin, per the report, beli