Johnson said Demco has refined his motion since he arrived, working during the fall to make his delivery more repeatable.
Rotation still coming together
While the first two spots in the Sooners’ weekend rotation — Cavalli and Levi Prater — are set, the third spot is still up in the air.
Johnson said that either Dane Acker or Wyatt Olds, both right handers, will have the first opportunities to nail down the spot.
Olds, from McLoud, had a 4.23 ERA out of the bullpen as a freshman last season.
Acker was 10-0 with a 2.