12-year-old Vivy Huckared is a competitive dancer practicing 15 to 20 hours a week, but the scoliosis she was diagnosed with last year could force her to stop. >> I was like scared and I was like confused. >> Vivy started sleeping in this brace, but the curve in her spine grew worse.>> It's like that. >> Yeah. >> Her mom an Marie found a specialist near where they live in Denver who said Vivy was the perfect candidate for a surgery called vertebral body tethering or VBT.But now she's battling their insuranc ...