The Romney campaign and its supporters have been pursuing a strategy of crazy ever since Newt surpassed Romney in the polls.  The strategy is to use words like reckless, unreliable, and so on as frequently as possible when it comes to Newt.

It has been relentless, and Romney now has come as close as anyone affiliated with the campaign has come to calling Newt crazy:

Mitt Romney is sharpening his warning to Republicans about the consequences of nominating Newt Gingrich as the party’s presidential candidate, declaring in an interview on Wednesday: “Zany is not what we need in a president.”

“Zany is great in a campaign. It’s great on talk radio. It’s great in print, it makes for fun reading,” Mr. Romney told The New York Times. “But in terms of a president, we need a leader and a leader needs to be someone who can bring Americans together.”

Zany only is bad in comparison to something else. And zany isn’t looking that bad right now:

The person at the end of the video making the endorsement is Rocky Anderson, Democratic Mayor at the time of Salt Lake City, now running for President on the Justice Party ticket because Barack Obama is not liberal enough for him.

(Added)  Romney had endorsed Rocky previously: