Obama Campaign Really Quite Curious About Mitt Romney’s Swiss Bank Account

US Repulican presidential candidate Mitt Romney addresses the Newspaper Association of America in Washington, DC, April 4, 2012. Photo: JIM WATSON/AFP

As much as the Romney campaign would love to let the tax-return issue die, the Obama campaign doesn't seem like it's going to let him off the hook for his Swiss bank account any time soon. "When is the last time a presidential candidate for the United States had a Swiss bank account?" Obama surrogate Dick Durbin asked reporters on a conference call today. "I think the answer is never."