NOTE: Your web browser doesn't support sound playback for this page. Consider updating your browser to the latest version.
A personal song, "Shadows of a Kingdom" was written for her daughter Grace. "Two years ago my daughter was fighting for her life, for her voice to be heard," Mack says. "No matter how much I loved her and wanted to go through it for her, this was her journey and beast to kill. And she did. She is strong and resilient and moves with purpose."