By Grant Napear

Darrius Heyward-Bey at O.co Coliseum on December 18, 2011 in Oakland, California.(Photo by Ezra Shaw/Getty Images)
Darrius Heyward-Bey of the Oakland Raiders checked in from the team’s Napa training camp to discuss how he’s getting on the same page with Carson Palmer, what he’s specifically aiming to improve in the offseason, and how he’s learned the difference between being fast in a 40 yard dash and being fast during a football game.