NORMAN — No one questions the capabilities of Oklahoma's starting corners, Eli Bowen and Courtland Guillory . It’d be tough to find anyone who follows the Sooners who wasn’t confident in their third cornerback, Jacobe Johnson . The question, as nit-picky as it may seem, is who will rise up to be the fourth cornerback once the calendar turns to September? Brent Venables likes to rotate and play a lot of guys, regardless of their class. Not only is it a selling point on the recruiting trail for young players looking for a quick avenue to the field, it helps Oklahoma too — Guillory and Bowen (who missed four games to start the season) combined for over 1,100 snaps according to Pro Football Focus, neither of them played more than 650. Last season, it was true freshman Devon Jordan as the fourth corner (232 snaps). Jordan even played more snaps than Johnson (175) in 2025 and just under his 2024 output (237).…