Oklahoma Sooners: Matthew Thomas
Hackenberg, Olsen earn UA Game starts
Black Team offense
Quarterback: Christian Hackenberg (Penn State)Running back: Alvin Kamara
UNDER ARMOUR GAME 2013
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Tight end: O.J. Howard (Alabama)
Offensive tackle: Darius James (Texas), Denver Kirkland
Offensive guard: Grant Hill (Alabama), Joas Aguilar (Texas A&M)
Center: Hunter Bivin (Notre Dame)
Captains: Kelvin Taylor, Hunter Bivin, Robert Nkemdiche, Ben Boulware
Black Team defense
Defensive end: Robert Nkemdiche, Elijah DanielDefensive tackle: Greg Gilgmore (LSU), Kennedy Tulimasealii (Hawaii)
Inside linebacker: Ben Boulware (Clemson)
Outside linebacker: Alex Anzalone (Notre Dame), Matthew Thomas
Safety: Keanu Neal (Florida), Leon McQuay III
Cornerback: Vernon Hargreaves III (Florida), Tarean Folston (Notre Dame)
Black Team special teams
Long snapper: Tyler Kluver (Iowa)Kicker/punter: Sean Covington (UCLA)
White Team offense
Quarterback: Kevin Olsen (Miami)Running back: Keith Ford (Oklahoma)
Receiver: Laquon Treadwell, Ryan Green (Florida State), Jalin Marshall (Ohio State)
Tight end: Hunter Henry (Arkansas)
Offensive tackle: Derwin Gray (Maryland), Dorian Johnson (Pittsburgh)
Offensive guard: Patrick Kugler (Michigan), David Dawson (Michigan)
Center: Scott Quessenberry (UCLA)
White Team defense
Defensive end: Carl Lawson (Auburn), Joey Bosa (Ohio State)Defensive tackle: Henry Poggi (Michigan), Kelsey Griffin (South Carolina)
Inside linebacker: Reuben Foster, Yannick Ngakoue
Outside linebacker: Trey Johnson
Safety: Max Redfield, Antonio Conner
Cornerback: Gareon Conley (Ohio State), Shaq Wiggins (Georgia)
White Team special teams
Long snapper: Brendan TurelliKicker: Ryan Santoso (Minnesota)
Punter: Shane Tripucka
Captains: Ryan Green, Hunter Henry, Patrick Kugler, Reuben Foster
Sooners make another imprint in Miami 
The safety prospect committed to the Sooners on Tuesday, becoming the program’s eighth commitment for the class of 2013. At 6-foot, 195 pounds, Thomas should bring good size and an aggressive streak to OU’s defensive backfield.
Yet, maybe even more importantly, Thomas represents another successful pilgrimage into the Miami area for the Sooners. Running back commit Greg Bryant (Delray Beach, Fla./American Heritage-Boca-Delray) lives roughly an hour north of Miami.
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Offer update: National approach continues
• In Oklahoma’s two junior days, the Sooners hosted several wide receivers from the state of Texas. OU only offered one in Jacorey Warrick (Houston/Cypress Falls). Warrick eventually committed to the Longhorns.
As junior day recruits such as Quan Jones (Wylie, Texas/East) and Eldridge Massington (Mesquite, Texas/West) continue to pile up top offer after top offer, the Sooners still have not extended their offer.
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ABOUT SOONER NATION
Jake Trotter
Jake Trotter joined ESPN.com in 2011 after four years with The (Oklahoma City) Oklahoman, covering OU and Big 12 football. He's a graduate of Washington and Lee (Va.) University and lives in Oklahoma City with his wife. Email him at trotterjake@gmail.com.
Brandon Chatmon
Brandon Chatmon joined ESPN.com in 2011 after spending eight years with The Oklahoman, covering Oklahoma State University, high schools and recruiting. Chatmon lives in Norman, Okla. Email him at bchatmonespn@gmail.com.
Bob Przybylo
Bob Przybylo joined ESPN.com in 2011 after spending four years with The Oklahoman, covering high schools and recruiting. Przybylo lives in Oklahoma City. Email him at bprzybyloespn@gmail.com.