Letterman Grudgingly Promotes Santorum’s Book

By

After wrapping up his interview with Rick Santorum on Wednesday's Late Show, David Letterman thanked the former senator and tried to send him on his way. However, Santorum wasn't about to leave without getting in a plug for his latest book. "Really?" said Letterman, flipping through the rather slim volume. "I thought this was the wine list." The lesson: Don't tell Dave how to do his job.