“But I also feel like I kind of found out at least something that I think was kind of causing it. When the Phillies traded for second baseman Luis Arraez, the Phillies decided to keep Turner at shortstop and move everyone around him. Mattingly said pregame that Phillies pitching coach Caleb Cotham and the league had a back-and-forth conversation about Wheeler on the rubber. Mattingly believes it became more of a big deal because the umpire talked to Wheeler about it during the game. The Phillies, according to Mattingly, had a similar concern about an opposing pitcher coming off the rubber this year.