Having gotten all the public relations it wanted (even a hackneyed Sports Illustrated cover), NFL leadership is now back to the more familiar demeanor of reminding its players to either get in line or join the unemployment line. Dallas Cowboys owner Jerry Jones said Monday that any player who is “disrespectful to the flag” won’t play. The league, then, itself upped the ante by feeding this tidbit to ESPN’s Chris Mortensen, which he reported before the station’s broadcast of [Tonight's] Monday Night Football. Mortensen later tweeted more details based on that policy and his conversation with Jones. (snip) Jones emphasized...