Detroit Lions wide receiver Calvin Johnson (81) makes a catch for a touchdown against the Arizona Cardinals during the first half of a NFL football game, Sunday, Sept. 15, 2013, in Glendale, Ariz. (AP Photo/Darryl Webb)
Detroit Lions wide receiver Calvin Johnson is reflected in the face mask of Arizona Cardinals defensive back Patrick Peterson during the second half of a NFL football game, Sunday, Sept. 15, 2013, in Glendale, Ariz. (AP Photo/Darryl Webb)
Arizona Cardinals running back Rashard Mendenhall (28) during the second half of a preseason NFL football game against the Dallas Cowboys, Saturday, Aug. 17, 2013, in Glendale, Ariz. The Cardinals won 12-7. (AP Photo/Rick Scuteri)
Philadelphia Eagles' Michael Vick (7) looks for an open receiver as Evan Mathis (69) protects the quarterback against the Arizona Cardinals during the second half in an NFL football game Sunday, Sept. 23, 2012, in Glendale, Ariz. The Cardinals defeated the Eagles 27-6.(AP Photo/Rick Scuteri)
Arizona Cardinals team president Michael Bidwill is shown before an NFL football game between the San Francisco 49ers and the Arizona Cardinals in San Francisco, Sunday, Dec. 30, 2012. (AP Photo/Tony Avelar)
San Francisco 49ers quarterback Colin Kaepernick (7) passes against the Arizona Cardinals during the first quarter of an NFL football game in San Francisco, Sunday, Dec. 30, 2012. (AP Photo/Tony Avelar)
Arizona Cardinals head coach Ken Whisenhunt watches his team prior to an NFL football game against the Chicago Bears, Sunday, Dec. 23, 2012, in Glendale, Ariz. (AP Photo/Paul Connors)