India, Nov. 10 -- Actor-singer Justin Timberlake walked the runway with his seven-year-old niece, Zaya, while supporting her during the Global Down Syndrome Foundation's 19th annual fashion show in Denver, US, on Saturday. He was joined on the ramp by his sons, Silas, 11, and Phineas, 6. Justin, who is married to actor Jessica Biel, attended the nonprofit's Be Beautiful Be Yourself fashion show alongside Rose and Justin Biel's daughter, who has Down syndrome and was previously a GLOBAL Ambassador for the organisation. "Jessica and I adore Zaya, and we couldn't be prouder of the remarkable difference she is making in the world," he said in a statement. Justin also shared glimpses from the evening on his Instagram Stories, writing, "We walked my beautiful niece Zaya down the @globaldownsyndrome runway last night. Proud uncle!"...