On Monday's The Last Word with Lawrence O'Donnell, MSNBC's Richard Wolffe mocked NRA Executive Vice President Wayne LaPierre for asserting a year ago that "the only thing that stops a bad guy with a gun is a good guy with a gun," by using the example of Antoinette Tuff, who last August heroically talked a gunman in a school into surrendering.

Wolffe treated one exceptional and unlikely case as if it proved LaPierre wrong as he awarded Tuff the show's "person of the year" award. Wolffe: [See video after jump.]