The problem, of course, is that this "old news" is going to be dominating too many headlines on a day when we should be focusing on how many jobs the "passive aggressive" presidency (as James Taranto's aptly puts it) of Barack Obama is sacrificing through the refusal to approve the Keystone Pipeline.
And it does seem to reinforce a critique of Gingrich: Even when the issues should be the issue, when Gingrich is in the race, Gingrich (and his behavior, past or present) becomes the issue.