Part 1 of 3: Shelby Cormier discusses her life as a single mother to 4-year-old twins Brooklyn and Logan, following the loss of her husband in 2015. Brooklyn has cerebral palsy, and the family is fully focused on getting her to walk independently. 

Part 2 of 3: Pete Cormier, a police officer, died unexpectedly of a heart attack in 2015, leaving his wife, Shelby, and twins Logan and Brooklyn, the latter of whom has cerebral palsy and is fighting to walk. The family recalls the immeasurable loss, and how they've picked up the pieces.

Part 3 of 3: Four-year-old Brooklyn Cormier, who has cerebral palsy, goes to physical therapy five days a week, preparing for an April 23 specialized surgery at St. Louis Children's Hospital, which is hopefully the next step in her living life freely on her feet.