Army QB Kelvin Hopkins Jr. has adjusted well as starter
Army head coach Jeff Monken shouts in the first half of an NCAA college football game against Oklahoma in Norman, Okla., Saturday, Sept. 22, 2018. (AP Photo/Sue Ogrocki)

Army head coach Jeff Monken shouts in the first half of an NCAA college football game against Oklahoma in Norman, Okla., Saturday, Sept. 22, 2018. (AP Photo/Sue Ogrocki)

Sep. 22, 2018 10:52 PM EDT
Army head coach Jeff Monken stands with his team after of an NCAA college football game against Oklahoma in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (AP Photo/Sue Ogrocki)

Army head coach Jeff Monken stands with his team after of an NCAA college football game against Oklahoma in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (AP Photo/Sue Ogrocki)

Sep. 22, 2018 10:48 PM EDT
Army quarterback Kelvin Hopkins Jr. (8) gets hit by Oklahoma defensive lineman Kenneth Mann (55) while passing during an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (Ian Maule/Tulsa World via AP)

Army quarterback Kelvin Hopkins Jr. (8) gets hit by Oklahoma defensive lineman Kenneth Mann (55) while passing during an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (Ian Maule/Tulsa World via AP)

Sep. 22, 2018 11:50 PM EDT
Army running back Darnell Woolfolk, center, is brought down by Oklahoma defensive back Brendan Radley-Hiles (44) and linebacker Kenneth Murray, right, in the second half of an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. Murray had a school-record 28 tackles. (AP Photo/Sue Ogrocki)

Army running back Darnell Woolfolk, center, is brought down by Oklahoma defensive back Brendan Radley-Hiles (44) and linebacker Kenneth Murray, right, in the second half of an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. Murray had a school-record 28 tackles. (AP Photo/Sue Ogrocki)

Sep. 22, 2018 10:47 PM EDT
Oklahoma cornerback Parnell Motley (11) intercepts a pass intended for Army running back Jordan Asberry (3) in overtime of an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (AP Photo/Sue Ogrocki)

Oklahoma cornerback Parnell Motley (11) intercepts a pass intended for Army running back Jordan Asberry (3) in overtime of an NCAA college football game in Norman, Okla., Saturday, Sept. 22, 2018. Oklahoma won 28-21 in overtime. (AP Photo/Sue Ogrocki)

Sep. 22, 2018 10:38 PM EDT