Burnt Orange Nation, a Texas Longhorns community

The Texas defensive coordinator was spotted getting on a plane headed to his hometown of Miami on Monday morning. Could he be interviewing for the open FIU job?

Manny Diaz is struggling in large part because of the way he's using Texas' linebackers.

Looking at the key match ups for Saturday night's Big 12 showdown between the Longhorns and Cowboys. Can Manny Diaz get the better of Joe Wickline? Will Dom Espinosa hold up against Calvin Barnett? And can anybody keep DJ Monroe out of the end zone?

While the Thursday report from Kansas that Texas head coach Mack Brown would retire on Saturday initially seemed ludicrous, a day later several factors keep it from seeming so far-fetched.

With as many as 17 head coaching jobs opening up around the country, Texas' defensive coordinator Manny Diaz may be a hot commodity.

The Texas Longhorns defeated the Texas A&M Aggies 27-25 to send off the Aggies to the SEC.

Now available for purchase: Longhorn Kickoff 2011, the best and most comprehensive Texas Longhorns football preview magazine on the market.

In the first of this series examining 2011 Texas football, a look at what makes Manny Diaz such an intriguing, potentially great defensive coordinator.