GI Kentucky Derby hero Mystik Dan (Goldencents) will square off against old foe, GI Longines Breeders' Cup Classic winner, and 'TDN Rising Star Sierra Leone (Gun Runner), plus G1 Dubai World Cup champ Hit Show (Candy Ride {Arg}) and GISW sprinter and 'TDN Rising Star' Mindframe (Constitution) in next Saturday's 44th running of the $1-million GI Stephen Foster Stakes at Churchill Downs, which is a "Win and You're In" qualifier for the Breeders' Cup Classic. The last time Mystik Dan and Sierra Leone faced one another was in the 2024...