Jon Gruden says he's hopeful for 'another shot' in the NF

Former Las Vegas Raiders coach Jon Gruden

 ashamed about what has come about in these emails

Gruden said Tuesday at the Little Rock Touchdown Club in Arkansas,

NFL's investigation into the Washington Football Team’s

probe that resulted in a $10 million fine for the team

Although he admitted to making "some mistakes

Gruden said he's hoping for a shot at redemption