St. Louis Rams quarterback Sam Bradford drops back to pass during the second quarter of a preseason NFL football game against the Minnesota Vikings Saturday, Aug. 14, 2010, in St Louis. (AP Photo/Jeff Roberson)
Washington Redskins quarterback Donovan McNabb scrambles during the first half of an NFL preseason football game against the Buffalo Bills in Landover, Md., on Friday, Aug. 13, 2010. (AP Photo/Alex Brandon)
FILE - This Oct. 3, 2010, file photo shows San Diego Chargers' Shawne Merriman on the sidelines before an NFL football game against the Arizona Cardinals, in San Diego. Merriman's career with the Chargers is over. Once one of the most-feared players in the NFL, Merriman has been dogged by injuries the last three seasons. (AP Photo/Denis Poroy, File)
Dallas Cowboys starting quarterback Tony Romo (9) laughs after a slide in the first quarter of the preseason NFL football game against the Oakland Raiders at Cowboys Stadium in Arlington, Texas, Thursday, Aug. 12, 2010. (AP Photo/LM Otero)
Oakland Raiders line backer Trevor Scott forces a fumble by Dallas Cowboys' quarterback Tony Romo (9) during the first quarter of the preseason NFL football game in at Cowboys Stadium in Arlington, Texas, Thursday, Aug. 12, 2010. (AP Photo/LM Otero)
ASSOCIATED PRESS New England Patriots' Tom Brady (12) passes the ball under pressure from New Orleans Saints' Bobby McCray, left, as Patriots' Rob Gronkowski, right, blocks in the first half of an NFL preseason football game in Foxborough, Mass., Thursday, Aug. 12, 2010.
FILE - This Aug. 10, 2010, file photo shows Detroit Lions running back Jahvid Best running with the ball during NFL football camp in Allen Park, Mich. The Lions are finding out they're getting more than just a fast running back in first-round pick Jahvid Best. (AP Photo/Paul Sancya, File)
ASSOCIATED PRESS New York Jets head coach Rex Ryan talks with defensive back Antonio Cromartie, right, as a Hard Knocks film crew record the conversation during morning practice at the team's NFL football training camp in Cortland, N.Y., Wednesday, Aug. 4, 2010.
ASSOCIATED PRESS Washington Redskins guard Artis Hick (75), center, tackle Stephon Heyer (74) and guard Chad Rinehart (77) drill at the NFL football team's training camp at Redskins Park in Ashburn, Va., Tuesday, Aug., 10, 2010.
In this Aug. 14, 2010, photo, Houston Texans' Brian Cushing lines up against the Arizona Cardinals during an NFL preseason football game in Glendale, Ariz. Cushing has rejoined the Texans, ending his four-game NFL suspension, and coach Gary Kubiak says he'll play in Sunday's game against the New York Giants. (AP Photo/Paul Connors)
Dallas Cowboys linebacker Brandon Sharpe (54) dives into the end zone on an interception return for a touchdown in the fourth quarter of the Hall of Fame NFL football game against the Cincinnati Bengals Sunday, Aug. 8, 2010, in Canton, Ohio. (AP Photo/Ron Schwane)
Cincinnati Bengals wide receiver Terrell Owens runs back to the line of scrimmage in the first quarter of the Hall of Fame NFL football game against the Dallas Cowboys Sunday, Aug. 8, 2010, in Canton, Ohio. (AP Photo/Ron Schwane)
In this July 30, 2010, photo, Minnesota Vikings backup safety Husain Abdullah is shown during the NFL team's training camp in Mankato, Minn. Abdullah, a Muslim, puts his faith before football and will observe the Islamic holiday of Ramadan starting Wednesday with a month of daytime fasting. (AP PhotoJim Mone)