FRISCO, Texas — Dallas Cowboys All-Pro guard Zack Martin has retired from the NFL after 11 seasons. Martin held his retirement press conference Wednesday from The Star in Frisco, where he shared a heartfelt "thank you" to his teammates, coaches, family and Cowboys Nation.
Dallas Cowboys first round pick Zack Martin poses with owner Jerry Jones and head coach ... 05172014xSPORTS 04262015xSPORTS(Brad Loper | Brad Loper) Johnny Manziel has been all over the map since Stephen Jones talked his dad out of drafting him in 2014 ...