Shawne Merriman thought Jon Runyan was dirty, but that’s OK in new job

New NFL rules enforcer Jon Runyan had a reputation when he played for pushing those rules to the limit. And one of the guys he used to push thinks that might be good for the league. Former Chargers pass-rusher Shawne Merriman said he approved of Runyan’s appointment to the league staff to handle on-field discipline,…