Is the idea that former Alaska Gov. Sarah Palin could be America’s next president laughable? Not only to many on the left, but also to conservative columnist Charles Krauthammer. On Friday’s broadcast of “Inside Washington,” Krauthammer offered several reasons why Palin shouldn’t be considered the presumptive Republican nominee for the 2012 presidential election. “What do you mean if not Sarah Palin in 2012?” Krauthammer said. “Who’s saying she’s going to be the presidential candidate? I don’t even hear her saying it. Her chances of being are smaller than half a dozen other people. If you talk to Republicans, I don’t...