Oakland Raiders offensive coordinator Greg Olson, facing, shakes hands with head coach Jon Gruden during practice at the team’s NFL football training facility in Alameda, Calif., Tuesday, May 29, …

Oakland Raiders offensive coordinator Greg Olson, facing, shakes hands with head coach Jon Gruden during practice at the team’s NFL football training facility in Alameda, Calif., Tuesday, May 29, 2018. (AP Photo/Jeff Chiu)