It all started while walking to the bus stop one morning four years ago. The air was brisk, and the sun was bright in the sky. After just a few steps, Tom was out of breath and feeling dizzy. He thought it was probably nothing but decided to get checked just to be safe.

It all started with a sharp pain in Vinesha Ramasamy’s left knee. An x-ray revealed a mass. As her oncologist put it, it was “the worst case of high-grade osteosarcoma” he’d ever seen. At 15 years old she was diagnosed with bone cancer.