b'When children are sick and vulnerable, it really pulls at the heartstrings, and that feeling is, arguably, even more intense when you see a parent feeling helpless and just desperate to ease their little one\\u2019s pain. That\\u2019s the feeling that struck us here at Hot Cares, when we received an email from a concerned work colleague of Leonard Ruck, telling us about his nine-year-old daughter, Hannah. This is her story. Hot Cares'