Oregon Ducks tight end Jalontae Walker (97) practices shucking blockers as assistant head coach and defensive line coach Joe Salave'a watches from behind. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks offensive linemen Sam Poutasi (72) performs a blocking drill. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks wide receivers coach Michael Johnson speaks with wide receiver Charles Nelson (18) during warm-ups. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks co-offensive coordinator Mario Cristobal messes with defensive coordinator Jim Leavitt’s shorts during warm-ups. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks tight end Jacob Breeland (27) and linebacker Keith Simms (24) collide in a blocking drill. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks offensive linemen Valentino Daltoso (61) takes part in a pass blocking drill. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks defensive coaches Raymond Woodie and Charles Clark leave their feet in excitement following a tackling drill. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks quarterback Travis Jonsen (11) pulls the ball during an option play. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks offensive linemen Calvin Throckmorton (54) pushes a blocking dummy. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks safeties coach Keith Hayward shows players how to scan the field in their back pedals. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks linebacker Blake Rugraff (53) catches a ball. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oreogn Ducks co-offensive coordinator Marcus Arroyo speaks in an offensive huddle. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)
Oregon Ducks quarterback Justin Herbert (10) shakes hands with prep recruit Talanoa Hufanaga between drills. The Oregon Ducks hold practice during their spring season at the Hatfield-Dowlin Complex practice fields in Eugene, Ore. on Wednesday, April 12, 2017. (Aaron Nelson/Emerald)