Crystal ball gazing for elections is always hazardous, even when the complicating factors present in today's Pennsylvania's Democratic primary are absent. But I asked AT's political mavens to predict what they think the outcome will be when the votes are tallied tonight.Richard Baehr, chief political correspondent:I think the late movement is toward Clinton, as it was in Ohio, where she won by 10%. Her lead in the RCP composite is only up one point from 5% to 6%, but I think her victory may be bigger than that-- more in the 7 to 10% range. If she beats the high end of that range, it might change the dynamic of the race.  Anything less than a 6% victory will lead to even more calls for her dropping out. But if she wins Pennsylvania, she will have won every large state (18 Electoral College votes or more) except Obama's home state of Illinois.   With polls showing McCain competitive with Obama in reliably Democratic California and New York, and other polls...(Read Full Post)