Shamdinan makes his Southern California debut in the San Juan Capistrano Invitational Handicap April 20.

Shamdinan makes his Southern California debut in the San Juan Capistrano Invitational Handicap April 20.

Four-Footed Fotos

Shamdinan Tops San Juan Capistrano Cast

The 2007 Breeders' Cup Turf runner-up is reunited with Doug O'Neill in marathon test.