Gen. Mattis Says Don't Call Me Mad Dog

James Mattis, former U.S. defense secretary, explains the origination of his call sign "Chaos." Mattis said he doesn't like being called "Mad Dog," a name the press gave him. Mattis appears on the latest episode of "The David Rubenstein Show: Peer-to-Peer Conversations." The interview was recorded on Dec. 5, 2019 in Dallas.