Nick Diaz pulls off sudden second round submission win to retain his welterweight title

Strikeforce welterweight champion, Nick Diaz tonight retained his title inside the Strikeforce cage, defeating heavy hitting Brazilian, Evangelista “Cyborg” Santos in the second round with a slick arm bar that came out of nowhere to end the fight in an instance.
Santos misses with a high kick to begin. Hard low kick lands from Santos, and another. Santos is taking out the legs of the champion with kick after kick. Diaz gets busy with his hands and pins Santos up against the fence. Both men separate and begin to throw down with wild punches but it’s Santos who lands another hard low kick. Santos is starting to land with punches now as Diaz comes forward throwing the jab. Santos with more low kicks as the two exchange with the hands. Another hard kick from Santos, and another, and another! Santos lands a series of punches but Diaz just taunts him.  Diaz begins to find the target as he pins Santos up against the fence and unloads. Santos survives but looks to be gasses already. The two exchange in the middle of the cage but it’s Diaz now getting off with his strikes. The round ends with Diaz on top. MMABay scores the round 10-9 Diaz.
Santos misses with a couple of high kicks to begin before he lands with a low kick. Santos moves forward but Diaz lands a series of punches. Santos answers with a series of leg kicks which seem to hurt Diaz. Both men are getting off with their punches but Diaz is definitely landing more often. Santos lands a series of dangerous elbows before scoring with a low kick. Diaz connects with punches but Santos answers with an uppercut. The pair exchange up against the fence again with Santos this time landing a nice overhand right and a knee. Low kick from Santos lands hard as do kicks to the legs. Spinning low kick from Santos before he scores with a takedown. Diaz spins for an armbar and has it, forcing the referee to step in before he snaps the arm. Stunning finish.