Stewart was 18-of-23 passing for 222 yards and threw all three of his scores to Brad Rozner, who finished with eight catches for 130 yards. Walter had 15 carries that included a 34-yard touchdown run.
Stewart threw TD passes from the 30 and 18, and his 34-yarder with 14 seconds left in the second quarter gave the Owls (1-9, 1-5 Conference USA) a 31-14 halftime lead.
Asher O'Hara threw for 338 yards and two touchdown passes and ran for another score for Middle Tennessee (3-7, 2-4).
The Blue Raiders fumbled the ball away on their first play from scrimmage but made it close with O'Hara's 7-yard touchdown run in the third quarter, and O'Hara's 20-yard touchdown pass to Jimmy Marshall with 3:22 remaining.
On the final drive, Rice converted on third-and-11 and chewed up more than three minutes of clock before punting into the Middle Tennessee end zone with 16 seconds remaining.
Army football program dropped motto of white supremacist origin
Earlier this season, Army coach Jeff Monken immediately removed a slogan from a team flag that he had used for camaraderie after learning of its controversial origins.
Tua Tagovailoa: Tough to pass on draft if top 10-15 pick
Alabama quarterback Tua Tagovailoa said Thursday that if he were viewed as a top-10 or top-15 pick, it would be tough to pass up the NFL draft.
Nebraska players face 2.5-year suspension for sexual misconduct
Two Nebraska football players who had been suspended from the team in August were found to have violated the school's sexual misconduct policies and face a 2 1/2-year suspension from the university.
Kennesaw State pays former cheerleader Tommia Dean $145K to settle anthem lawsuit
Kennesaw State paid $145,000 to settle a lawsuit against the school filed by former cheerleader Tommia Dean after she was removed from the field for protesting police brutality during the national anthem in 2017.
Washington State extends Mike Leach through 2024
Washington State coach Mike Leach has agreed in principle to a one-year contract extension through the 2024 season, the school announced Thursday.
Does Georgia have enough firepower to take down LSU?
College GameDay analyst Kirk Herbstreit joins SEC Now to discuss what No. 4 Georgia has to do to take down No. 2 LSU in the SEC Championship Game.