Sarah Kaufman (12-0, 4-0 SF), Strikeforce's 135 pound women's champion, hopes to change that on Saturday night as she battles former Strikeforce 145 pound contender Marloes Coenen (17-4, 1-1 SF) in...

Strikeforce: Sarah Kaufman vs Roxanne Modafferi video fight journal (Part 3)

Shane Del Rosario video: 'I know I'm going to be tested in my next fight'

Sarah Kaufman's fight was the most watched of the evening at Strikeforce Challengers IX, despite not being the main event.