Ala. Code § 6-5-184: Libel or Slander - Mitigation of Damages - Retraction.

The defendant in an action of slander or libel may prove under a general denial in mitigation of damages that the charge was made in good faith by mistake or through inadvertence or misapprehension, and that he has retracted the charge in the same medium of publication as the charge was originally promulgated and in a prominent position therein.