Matthews sacked quarterback and mocked his biceps-kissing celebrationKaepernick only managed 13-of-25 passing for 160 yardsColin Kaepernick had a hard time on Sunday against the Green Bay Packers, and the beleaguered 49ers quarterback heard all about it — from booing fans at Levi’s Stadium, and from Packers linebacker Clay Matthews.Fox TV mics picked up sound of Matthews taunting Kaepernick by saying: “You ain’t Russell Wilson, bro.” Continue reading...