Ridden by Mario Pino, the 5-year-old son of Gone West posted a half-length victory in his graded stakes debut , covering the 1 1/16-mile distance in 1:44.09 over a fast main track. The 7-to-5 favorite in the field of six, Cherokee's Boy, with Travis Dunkelberger aboard, ran second, four lengths ahead of third-place finisher Happy Hunting. With his second-place finish, Cherokee's Boy went over the $1 million career earnings mark ($1,011,486).The fourth choice, Smart Growth paid $16.80, $5.60 and $3.40. The grade 111 winner Cherokee's Boy returned $3.60 and $2.20. Happy Hunting, with Stewart Elliott astride, was $3.20 to show. Bailero, the 9-5 second favorite, ran fifth.Smart Growth raised his career record to four wins from 13 starts with earnings of $175,222. Jonathan Sheppard trains the dark bay Kentucky-bred horse. Who is out of the grade II winner Ratings, by Caveat."Frankly, I am dumbfounded," Sheppard said. "Basically, I was just hoping for a piece. Mario gave him a beautiful ride. Now we have got to consider our options." The next race on the Delaware Park stakes schedule for 3-year-olds and upward on the dirt is the $100,000 R.R.M. Carpenter Jr. Memorial Stakes at 1 1/16 miles on July 15.