Robert Niles at USC's Online Journalism Review blog picked up an exchange in which the Los Angeles Times readers' representative seems to say that headlines on LATimes.com are encouraged to be less neutral or accurate than in the printed paper: "...pushing the facts a bit more than [newsroom] editors want."
The heds that prompted the exchange:
Online edition: 'Book: Bush Proposed Provoking War'
Paper edition: 'Book Casts Doubt on Case for War'