Diaz, Jacare, Herschel, Gracie Win Strikeforce Fights On SHOWTIME

Diaz, Jacare, Herschel, Gracie Win Strikeforce Fights On SHOWTIME Photos: Esther Lin/STRIKEFORCE SAN JOSE, Calif. – On a thrilling night of action in which Herschel Walker and Roger Gracie remained undefeated and STRIKEFORCE Middleweight Champion Ronaldo “Jacare’’ Souza outlasted Robbie Lawler to retain his 185-pound title, Nick Diaz closed the show in sensational fashion, turning…