Photos: Gabrielle Giffords, Arizona shooting survivor

Gabrielle Giffords, the former congresswoman from Arizona who was shot and wounded in a 2011 mass shooting, has embarked on gun control efforts with her husband, Mark Kelly. Look back at her life and career before and after she was shot.

Gabrielle Giffords, the former congresswoman from Arizona who was shot and wounded in a 2011 mass shooting, has embarked on gun control efforts with her husband, Mark Kelly. Look back at her life and career before and after she was shot.