Justin Berl/Getty Images Mike Sullivan will be back behind a bench at PPG Paints Arena, only coaching the New York Rangers on Oct. 11. Fans of the Pittsburgh Penguins won’t have long to wait to see Mike Sullivan behind a bench at PPG Paints Arena. The two-time Stanley Cup winner and franchise leader in coaches’ wins will be back in Pittsburgh coaching the New York Rangers on Oct. 11. Sullivan will begin his tenure as Rangers coach against the Penguins as the middle game of ESPN’s season-opening