by Michael David SmithNick Diaz is one of Strikeforce's most recognizable fighters, and he's the unquestioned star of the welterweight division. But does Strikeforce have anyone to challenge him at 170 pounds?
That's one of the big questions for Strikeforce in 2011. Some people think Diaz is one of the truly elite welterweights in all of MMA, while others think it's impossible to say that because he hasn't really been tested in Strikeforce. Actually, both might be right.
So can someone test Diaz in the next year? We take a look at the state of the Strikeforce welterweight division below.