NAPA, CA - JULY 25: Quarterback JaMarcus Russell #2 laughs with teammates during drills as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Wide receiver Arman Shields #84 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Wide receiver Chaz Schilens #82 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Defensive backs DeAngelo Hall #23 and Michael Huff #24 laugh together during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Tight end Tony Stewart #86 makes a reception during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Javon Walker #17 lifts his hand as he runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Running back Darren McFadden #20 lifts his jersey to cool himself during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Quarterback JaMarcus Russell #2 talks with fullback Justin Griffith #26 during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Running back Darren McFadden #20 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Running back Louis Rankin #41 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Running back Michael Bush #29 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Defensive backs DeAngelo Hall #23 walks on the field during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Hiram Eugene #31, Rashad Baker #27 and Jarrod Cooper #40 look on during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)