CHALLENGE Cup holders Lyon had to come from behind twice to win at Stade Français and earn a place in the quarter-finals. Lyon with face another Top 14 side – Toulon – next weekend as they continue their quest for a second successive title. Stade Français were in front at the break thanks to a penalty try and a Joris Segonds penalty, but a hat-trick of penalties from former All Blacks fly-half Lima Sopoaga kept Lyon in touch. And they turned it round in the second half courtesy of a penalty try, and another from Baptiste Couilloud, converted by Sopoaga. St...