Today's installment of campaign-related news items that won't necessarily generate a post of their own, but may be of interest to political observers:
* Michigan's Republican presidential primary is tomorrow, and Public Policy Polling shows Mitt Romney leading Rick Santorum, 39% to 37%.
* Arizona's primary is also tomorrow, and PPP shows it's likely to be a less competitive affair: Romney leads Santorum in the poll by 17 points.
* A new Politico/George Washington University Battleground Poll shows President Obama leading each of the Republican candidates by double digits nationwide. The same poll shows Obama's approval rating up to 53%.
* Santorum will reportedly get Secret Service protection this week for the first time.
* Arizona Gov. Jan Brewer (R) threw her support to Romney yesterday during an interview on NBC's "Meet the Press."
* As expected, Newt Gingrich has picked up a "sizable" check from casino magnate Sheldon Adelson.
* Indiana Gov. Mitch Daniels (R), said he's heard the chatter about a candidate jumping into the GOP presidential race, but told reporters over the weekend, "It ain't me."
* Ann Romney announced on Saturday that's she's "decided" there will be no more debates for the Republican presidential candidates.
* In the 20 GOP debates held thus far, how many times has Ron Paul attacked Romney? Zero.
