Jon Gruden, left, after being announced as the head coach of the Oakland Raiders with owner Mar …

Jon Gruden, left, after being announced as the head coach of the Oakland Raiders with owner Mar ...

Jon Gruden, left, after being announced as the head coach of the Oakland Raiders with owner Mark Davis at the team facility in Alameda, Calif., Tuesday, Jan. 9, 2018. Heidi Fang Las Vegas Review-Journal @HeidiFang