A Strategic Vision poll in Michigan shows a wide open GOP primary – Rudy at 20 percent (previously 26), Mitt at 15 percent (previously 10), McCain hanging in with 14 (previously 22, though) Thompson at 14 (previously 9) and Gingrich steady at 4.

Nineteen percent remain undecided.

President Bush’s approval rating? 22 percent.

Congress approval rating? 18 percent.

Among Democrats, the race is a little closer than elsewhere, but about what one would expect: Hillary Clinton 32 percent, Barack Obama 25 percent, Edwards 16 percent.

In Pennsylvania, SV finds a Rudy romp. Rudy’s at 42 percent (previously 44), Thompson’s in second place at 16 percent (previously 10) McCain’s down to 10 (previously 17), Romney’s at 6 percent (previously 3) and Gingrich has barely moved, from five to four percent.

Bush’s approval rating is at 23 percent, Congress’ is at 21 percent, and among Democrats, more or less the same: Hillary Clinton 36 percent, Obama 25 percent, John Edwards 12 percent.