Washington Commanders center Chase Roullier was placed on Injured Reserve this week after suffering a knee injury. So who will snap balls to Carson Wentz this weekend against the Philadelphia Eagles? The Washington Commanders are undergoing a massive change to their offensive line this weekend ahead of their game Sunday against the Philadelphia Eagles. The change comes after veteran center Chase Roullier suffered a knee injury that could knock him out for the year. As a result of the injury, the team signed journeyman center Nick Martin … the brother of Dallas Cowboys All-Pro Zack Martin. Roullier’s injury came on…