Tracy Strauss is a former politician adviser to New York Governor Robert Malden. She is an evolved human with the ability to freeze objects. After joining forces with Arthur Petrelli's Pinehearst group to give people abilities, Tracy's ability was revealed to the American President by Nathan Petrelli. Tracy was captured by Danko and taken to Building 26 before being rescued by Micah Sanders. After sacrificing herself her own life, Tracy's power evolved and she went on a killing spree. She soon saw the error in her ways and began seeking redemption by using her old life to help people.