Dr. Jennifer Gaubert, a physical therapist, helps introduce Freya Baudoin,18 months, to her new mobility chair, at the Children's Hospital New Orleans Rehabilitation Center in Metairie, La., Monday, Oct. 30, 2023. Tulane science and engineering students are making the second batch of mobility chairs for toddlers, that will eventually go to pediatric patients at Children's Hospital. Wheelchairs are expensive, and insurance won't cover the cost for children unless the child proves they can operate it independently. (AP Photo/Gerald Herbert)