Can Ivan Nova be part of the answer?

If Andy Pettitte is indeed not returning, how will the Yanks' rotation look?

Originally Published: January 18, 2011
By Dan Szymborski | Special to ESPN Insider

For much of the offseason, Plans A, B and C for the New York Yankees' rotation appeared to be Cliff Lee; he's now a member of the Philadelphia Phillies.

For the Bombers, then, the plan seems to be CC Sabathia, Phil Hughes, A.J. Burnett, and ...

... what are the options and how do they compare with likely-to-retire Andy Pettitte?