Cowboys' All-Pro offensive lineman Zack Martin retires after 11 seasons
Cowboys Talk 'Shock' of Zack Martin Move With 3 Options Looming
Cowboys All-Pro Guard Zack Martin to Officially Retire from the NFL
Dallas Cowboys’ Zack Martin to retire following 11-year Hall of Fame-caliber career
Dallas Cowboys offensive lineman Zack Martin informed the team on Thursday that he intends to retire, a source confirmed to the Star-Telegram. NFL Network’s Tom Pelissero was the first to report. After an 11-year career that included nine Pro Bowl selections and seven first-team All-Pro honors, Martin officially hangs it up at the age of 34.