Down-to-the-wire wins are the Roughriders’ forte

Grey hairs are a small price to pay for a Grey Cup. “I get a lot of people who stop me in town and say, ‘Can you stop giving us so many grey hairs? Could we just win a couple of two-possession games?’ ” Saskatchewan Roughriders quarterback Trevor Harris said leading up to Sunday’s CFL clash with the Hamilton Tiger-Cats (5 p.m., Mosaic Stadium). “It would be great, so we’ll try and do that, but it’s going to be a tough one (against Hamilton).” Hamilton was the visitor when the Roughriders last won by 10 or more points. That was…