He'll may start in AAA, next spring and maybe earn a shot in the bigs, if he does well.
soxprospects has him starting in AA.
Here is their projected rotations:
Rule 5 in RED
AAA: Seabold, Crawford, Winckowski, German, Espinal
AA: Bello, Groome, Murphy, Santos, Gambrell/Van Belle
A+: Walter. Blalock, Wu-Yelland. Drohan, Liu
A-: W Gonzalez, Olds, Encarnacion, de la Rosa, Loubier/Rodriguez
No Ward listed anywhere.