Much of the 2012 presidential campaign between President Barack Obama and GOP challenger Mitt Romney will be waged on YouTube, where attack ads can be posted and shared free of charge. But the latest video posted by the Mitt Romney campaign, an attack ad that splices together images of industrial decay with a clip of Obama singing a line of Al Green's hit Let's Stay Together, has been forced off the internet by music company BMG, the publisher of song.Try to visit the Romney attack ad page, and…Read more at Tecca ›