Steelers OL David DeCastro injured
ORCHARD PARK, N.Y. -- Pittsburgh Steelers rookie right guard David DeCastro may be out for an extended period of time after sustaining a potentially serious right knee injury early into Pittsburgh's 38-7 preseason win over the Buffalo Bills on Saturday night.
Coach Mike Tomlin said DeCastro's injury is "potentially severe," before adding that the team will know more about the injury after DeCastro has an MRI on the knee.
DeCastro was hurt while pass blocking as Pittsburgh faced ...
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