SportsBaseballYankees Pressure turns to Burnett By Steven Marcus Updated July 19, 2010 7:54 AM Print Share fbShare Tweet Email With Andy Pettitte sidelined for up to five weeks, A.J. Burnett has to step up. Newsday's Jim Baumbach tells you why. Share on Facebook Share on Twitter Comments We're revamping our Comments section. Learn more and share your input.