New Quinnipiac poll out in Pennsylvania. Some highlights: Hillary Clinton surged ahead, picking up 7 points in the last 3 weeks while the rest of the Democratic field remained flat. On the Republican side, Giuliani plummeted 10 points, while Thompson pulled 6 percent in his first effort and the number of Republican undecideds bumped up to 22 from 18.

Democrats improved across the board in the head-to-head match ups, though Clinton, Obama and Edwards still all lose to Rudy.

President Bush's job approval in Pennsylvania is at 33%, unchanged from the last time it was measured seven weeks ago.

Here are the rest of the numbers:

Democrats
Clinton 36 (trend vs. March 7 poll = +7)
Obama 17 (-1)
Gore 13 (-3)
Edwards 9 (-2)
Biden 4 (+1)
Undecided 16 (n/c)

Republicans
Giuliani 33 (trend vs. March 7 poll = -10)
McCain 18 (+1)
Gingrich 7 (-1)
Thompson 6 (first time polled)
Romney 5 (-1)
Undecided 22 (+4)

Head-to-Head Match Ups
Clinton 42 - Giuliani 46
Clinton 44 - McCain 43
Clinton 49 - Romney 35

Obama 39 - Giuliani 46
Obama 42 - McCain 42
Obama 48 - Romney 29

Edwards 39 - Giuliani 48
Edwards 41 - McCain 42
Edwards 50 - Romney 28

Favorable/Unfavorable Ratings
Giuliani 56/25 (+31)
Obama 43/16 (+27)
McCain 49/23 (+26)
Edwards 44/25 (+19)
Thompson 13/7 (+6)
Clinton 47/44 (+3)
Romney 17/14 (+3)