Craig Ferguson Craig Ferguson

First Dave, now Craig?

Less than a week after death threats were made against David Letterman, Craig Ferguson received an envelope containing white powder purported to be anthrax. It later turned out to be harmless.

"Today someone sent an envelope packed with white powder to the show. I offered to test it, but they said 'no,'" Ferguson joked in his Late Late Show monologue on Tuesday's show.

David Letterman returns to work after death threat