Santorum Up in First Raw Votes Out of Michigan — UPDATED!!

From CNN's Situation Room: "1% of #Michigan votes are in. Santorum 41%, Romney 37% Paul 12% Gingrich 7%. Still very early."

UPDATE: CNN and the other networks called Arizona for Mitt Romney at 6:00pm PST. And right now it looks like Romney's pulling out a lead in Michigan. With 23 percent of precincts reporting, Romney leads Santorum 41 to 38 percent --- and that's an 8,000 vote margin. So, we'll see how it goes ...

6:25pm PST: Professor Larry Sabato tweets: "My best MI contacts tell me they believe Romney will win by a few points in the end."

6:48pm PST: With 50 percent reporting, CNN has Romney up 41 to 38 percent over Santorum, and Romney's up 21,000 votes. Some analysts are already calling a Romney win in Michigan.

7:08pm PST: Here's the headline at LAT, "Romney takes Ariz. primary, Mich. race still tight."

7:19pm PST: CNN just called Michigan for Romney.

7:22pm PST: Here's National Journal, "Romney Wins Michigan in Home-State Cliffhanger."