Minors maybe
Lester, Pedroia, Youk, Bucholtz, Papelbon, Ellsbury, Lowrie, Masterson, Bowden, Anderson, Bard
They haven't developing a hell of a lot of "non-white" talent, but at the major league level I just don't see the case. And I don't think you can dispute the talent they've been attracting regardless of color, race, etc...