The University of Texas fired defensive coordinator Manny Diaz after the Longhorns' historically bad performance against BYU, according to Orangebloods.com's Chip Brown
. Brown also reports Diaz will be replaced by Greg Robinson
, the former Longhorns defensive coordinator brought on during the offseason as a personnel analyst.
Diaz's defense gave up a school-record 550 rushing yards to the Cougars as the No. 15 Longhorns lost 40-21 in Provo on Saturday night. It was the first non-conference road loss for Texas since 2000.