CNN New Day Weekend With Christi Paul and Boris Sanchez December 19, 2021 12:51:00
Christmas, is that true? >> scooter. >> yeah, you want scooters? >> reporter: this is della. the 14-year-old was born with a rare genetic condition that impacts her agility to speak. >> didn't really realize there was an issue until she was 1 and she wasn't meeting her milestones so difficulty sitting up, crawling. we also noticed there was no speech. she's completely nonverbal. >> train. >> want to ride the train? >> della's brother archer has been developing a web application to help his sister communicate. >> she wants to communicate like everybody else and just imagine how hard it would be...