The Clinton rumors begin

This is the first credible one of these I've seen, multiple sourced, inside and around the campaign, and in a major news outlet.

Some supporters said they had discussed how to raise with Clinton the subject of withdrawing from the race should she fail to win decisively on March 4. One option was to wait a day or two and then dispatch emissaries to former president Clinton to urge him to make the case.

One adviser, who spoke on the condition of anonymity to speak freely, said Obama's 17-point Wisconsin victory on Tuesday had started to sink in as a decisive blow, given that the state had been viewed weeks earlier as a level playing field.

"The mathematical reality at that point became impossible to ignore," the adviser said. "There's not a lot of denial left at this point."....

Some Democratic political sources said discussion has begun about encouraging Clinton to transition into a different party leadership role, one that could carry her on a path to becoming Senate majority leader.

If the insiders are starting to talk about "the after"......