The Rangers’ spring training was dominated by dramatic Nolan Ryan news, with many believing the organization’s CEO would leave the franchise and some hinting Ryan could rejoin the Astros in a front-office role. More than four months into the regular season, a revamped Rangers squad entered Saturday 16 games above .500 with another playoff appearance in sight, while the Astros were 40 games below average and years away what Ryan has helped build in Arlington. The former Astros ace and current Rangers mainstay foresees no changes to his role or ties with the club after the 2013 campaign is complete. But Ryan, 66, acknowledged he’ll re-evaluate his position during the [...]