MADISON – President Barack Obama’s next trip to Wisconsin – Thursday at the University of Wisconsin-Madison – may well be his last of the campaign, a political expert said Monday. “I think the Obama campaign sees that it’s been polling ahead in Wisconsin, and they’d like to wrap up the state and get it off the table,” UW-Madison political scientist Barry Burden said. President Barack Obama returns to Wisconsin on Thursday for what one political exp erts says might be Obama’s last campaign stop in the state this year. If that holds true, it will effectively end a campaign here...