Nancy Guthrie case investigators have not ruled out an accomplice, sheriff says

More than two weeks into the search for Nancy Guthrie, investigators say the only video they've recovered from the scene is the one already shared with the public. Plus, the Pima County Sheriff told CBS News that investigators have not ruled out an accomplice who may have entered Guthrie's home. Jonathan Vigliotti has more details.

More than two weeks into the search for Nancy Guthrie, investigators say the only video they've recovered from the scene is the one already shared with the public. Plus, the Pima County Sheriff told CBS News that investigators have not ruled out an accomplice who may have entered Guthrie's home. Jonathan Vigliotti has more details.