OXNARD, CA - JULY 29: Head coach Bill Parcells of the Dallas Cowboys shouts from the sidelines during the first day of training camp for the Cowboys on July 29, 2006 at the River Ridge Field in Oxnard, California. (Photo by Stephen Dunn/Getty Images)
OXNARD, CA - JULY 29: Quarterback Jeff Mroz #5 of the Dallas Cowboys delivers a pass during practice on the first day of training camp for the Cowboys on July 29, 2006 at the River Ridge Field in Oxnard, California. (Photo by Stephen Dunn/Getty Images)
OXNARD, CA - JULY 29: Keith Davis #29 of the Dallas Cowboys prepares for play during practice on the first day of training camp for the Cowboys on July 29, 2006 at the River Ridge Field in Oxnard, California. (Photo by Stephen Dunn/Getty Images)