Since his return from rehab, many have questioned why Nick Diaz hasn't been spotted with his brother, Nate Diaz. Those concerns may have now been revealed following Nick's fiery social media rant. The ...

All does not appear to be well between the Diaz brothers. Nick and Nate became two of the most popular fighters in mixed martial arts during their stints in the UFC, Strikeforce, and WEC. While having ...