Justin Smith a constant for in-flux 49ers defense Sportsnet Staff July 23, 2011, 2:52 PM Sportsnet Staff July 23, 2011, 2:52 PM Sportsnet.ca no longer supports comments. LATEST NFL NEWS Dolphins place TE Darren Waller on IR, sign RB Donovan Edwards 1 hour ago Hall of Fame QB Troy Aikman to help with Dolphins' GM search 2 hours ago Playoff-clinching scenarios heading into Week 18 2 hours ago Toronto FC bolsters backline by signing veteran Walker Zimmerman 5 hours ago Versatile safety Quentin Lake agrees to three-year extension with Rams 17 hours ago Packers to start QB Clayton Tune in regular-season finale at Minnesota 22 hours ago Ravens' Lamar Jackson confirms he is playing vs. Steelers 23 hours ago Report: Bills' Josh Allen doesn't practise, set to rest vs. Jets 1 day ago
