Heisman watch
QB Tim Tebow, Florida
This week: vs. No. 8 Georgia
Last week: 11 of 15, 180 yards, 2 TDs; 2 rushing TDs vs. Kentucky
Season: 104 of 164, 1,415 yards, 12 TDs, 2 INTs; 5 rushing TDs
Comment: Needs to have dominant performance if he wants second trophy.
QB Graham Harrell, Texas Tech
This week: vs. No. 1 Texas
Last week: 34 of 42, 386 yards, 5 TDs vs. Kansas
Season: 256 of 360, 3,147 yards, 28 TDs, 5 INTs
Comment: Big game vs. Longhorns would put him in driver's seat.
RB Javon Ringer, Michigan State
This week: vs. Wisconsin
Last week: 37 carries, 194 yards, 2 TDs vs. Michigan
Season: 300 carries, 1,373 yards, 16 TDs
Comment: Bounced back strong after Ohio State held him in check.
QB Colt McCoy, Texas
This week: at No. 6 Texas Tech
Last week: 38 of 45, 391 yards, 2 TDs, 1 INT vs. Oklahoma St.
Season: 198 of 242, 2,285 yards, 21 TDs, 4 INTs
Comment: See Harrell above. Same applies.
QB Sam Bradford, Oklahoma
This week: vs. Nebraska
Last week: 13 of 32, 255 yards, 3 TDs vs. Kansas St.
Season: 183 of 270, 2,775 yards, 29 TDs, 5 INTs
Comment: His worst passing percentage (40.6) of season last week. 