By Nick Selbe The 26-year-old wideout signed a one-year deal with Dallas this offseason. View the original article to see embedded media. Cowboys wide receiver James Washington suffered an apparent injury at training camp Monday in Oxnard, Calif., and needed to be carted off the field. Washington suffered the injury while going up to catch a downfield pass, landing hard and hopping on one leg. He ultimately fell back on the ground to receive medical attention. Washington joined Dallas this offseason after signing a one-year contract. He spent his first four NFL seasons with the Steelers after …