Tony Romo on what made Zack Martin 'a rare, rare football player'

Tommy Yarrish

FRISCO, TexasFrom the day that Zack Martin took the field at training camp for the first time, former Cowboys quarterback Tony Romo knew that he was a little bit different from everyone else.

"Zack's probably the only player in my time playing that I saw come in as a rookie, and day one, was the best player that I'd played with at that position." Romo said.

Romo was just