Getty Minnesota Vikings head coach Kevin O'Connell looks on against the Los Angeles Rams in the NFC Wild Card Playoffs. J.J. McCarthy will presumably be under center when the Minnesota Vikings reconvene for training camp later this month (July 20 for rookies and July 22 for the team’s veterans), but is unlikely to have starting left tackle Christian Darrisaw protecting his blindside in team drills. Darrisaw has yet to play an entire regular-season slate of games in his Vikings career. That