USC to keep Clay Helton on as football coach

USC head coach Clay Helton and Athletic Director Mike Bohn share a laugh together at midfield after a 52-35 win over UCLA at the Coliseum.   (Robert Gauthier / Los Angeles Times)

USC head coach Clay Helton is congratulated by Athletic Director Mike Bohn at midfield after a 52-35 win over UCLA at the Coliseum.  (Robert Gauthier/Los Angeles Times)

USC head coach Clay Helton leads his team out of the tunnel to play UCLA at the Coliseum.   (Robert Gauthier / Los Angeles Times)

USC head coach Clay Helton celebrates after a 52-35 win over UCLA at the Coliseum.   (Robert Gauthier/Los Angeles Times)

USC head coach Clay Helton cheers his team on against Penn State in the fourth quarter Monday, Jan. 2, 2017, at the 103rd Rose Bowl Game in Pasadena. The Trojans won, 52-49.   (Luis Sinco / Los Angeles Times)

Interim USC coach Clay Helton is embraced by his wife, Angela, at midfield after the Trojans beat Utah 32-24 at the Los Angeles Memorial Coliseum.   (Robert Gauthier / Los Angeles Times)

LOS ANGELES, CALIF. -- MONDAY, NOVEMBER 30, 2015: Clay Helton, right, waits to be introduced as the permanent head coach of USC football program during a press conference at the USC campus in Los Angeles, Calif., on Nov. 30, 2015.   (Brian van der Brug / Los Angeles Times)

USC head coach Clay Helton is handed the ball by Marvell Tell after his interception return for a touchdown against Western Michigan at the Coliseum Saturday.   (Wally Skalij / Los Angeles Times)