Curlin worked an easy half-mile over the main track at Churchill Downs on Monday in preparation for what trainer Steve Asmussen plans as the colt’s debut on turf this weekend. Exercise rider Carlos Rosas was in the saddle as the 4-year-old son of Smart Strike comfortably covered the distance over a fast...

Reigning Horse of the Year Curlin is scheduled to work on Monday at Churchill Downs in preparation for a scheduled debut on the turf next weekend. The Steve Asmussen-trained son of Smart Strike, an easy winner this year of the $6 million Dubai World Cup (GI) at Nad Al Sheba and the $1 million Stephen...