Kentucky Derby 150 winner Mystik Dan (Goldencents) has officially been retired to stud, trainer Ken McPeek announced Friday. But fans will have one final chance to see the colt beneath the Twin Spires on Saturday when he parades in the paddock for the fourth race from approximately 2:05-2:30 p.m. EST. Owned by Lance Gasaway, 4 G Racing, Daniel Hamby III and Valley View Farm, Mystik Dan will stand at Airdrie Stud in Midway, Ky., for $15,000. The 4-year-old retires with a record of 16-5-3-1 and earnings of more than $4.8...