Role Call: Marshawn Kneeland brings intriguing youth

Nick Harris

(Editor's Note: As part of the preparation for training camp, this series will introduce 25 players who are new to the Cowboys' roster, rookies and veterans alike. We continue with Marshawn Kneeland.)

How He Got Here: The Cowboys surprised the masses when they pulled the trigger on a defensive lineman in the second round over pressing needs at interior offensive line, running b