Julianna and Benjamin Hester, 9 and 12, respectively, know all about childhood cancer. The siblings lost their sister, Brooke, to the disease.
The pair took on Washington, D.C., last week to do volunteer work on behalf of children with cancer and advocated for the Give Kids a Chance Act to help kids with cancer have equal access to lifesaving drugs as adults.
Through the Hamilton family’s nonprofit,…
