TORONTO – Change is in the air at TSN.The sports network’s new president is Stewart Johnston, Phil King, president of sports and EVP of programming for CTV, announced late Tuesday.Johnston, 39, has been VP of programming for TSN since 2007. Reporting to Johnston are Mark Milliere, who is promoted to SVP of production, and Shawn Redmond, who moves to a new role as VP of programming.As President of TSN, Johnston will oversee all of the day-to-day operations of TSN and its various platforms including TSN2, TSN.ca, TSN Mobile, and TSN Events, along with ESPN Classic and NHL Network."Over his past 13...