No matter what, Halperin and Heilemann have some explaining to do. Now that Reid’s camp has confirmed that the comments were made to the Game Change authors, Halperin and Heilemann may feel that they can discuss what happened here and their decision to use the quotes. Even if they still feel obligated not to corroborate his revelation, they could talk through the bounds of their sourcing agreement, and what they feel like it entitled them to do, in a range of hypotheticals.

Remember, as their publicist says, the two will be doing one interview on their methodology. I wouldn’t want to miss it.

Check out our News Meeting question on the Game Change attribution saga here.

Clint Hendler is the managing editor of Mother Jones, and a former deputy editor of CJR.