The answer is Chase Utley who had 23 SBs w no CSs in 2009.
Keep your eye on Enrique Bradfield. He can do much more than just steal bases. He's likely to go very high in next year's draft.
Heard this one on the Pirates radio broadcast when they were playing the Braves:
Which future HOF player did Braves pitcher Will Smith give up a home run to in a high school game?
“Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”
― Albert Einstein