The New York Times:

This is where the print newspaper and the digital newspaper are colliding. The traditional once-a-day cycle allows more time for reporting and thoughtful discussion about how a story should be framed. What happened in this case is that normal news reporting, in which a story changes in content, tone and emphasis as more is learned, played out in front of the whole world, instead of in the newsroom before publication. In the process, Kennedy took an unfair hit.

[…]

The Internet is The Times’s future. But the Kennedy saga is a sharp reminder that a newspaper that prides itself on getting things right must exercise great discipline before pushing the button on a fast-breaking story.