Original sentence: At that trial, Gisela Schertling—who had betrayed most of the friends, even fringe members like Gerhard Feuerle—changed her mind and recanted her testimony against all of them
Edited sentence: At that trial, Gisela Schertling—who had betrayed most of the friends, even fringe members like Gerhard Feuerle—redeemed herself by recanting her testimony against all of them