Two little friends... united by courage

By PAUL SIMS Here's how to do it: Ellie (right) shows off her new prosthetic leg to Charlotte, who hopes to get her first pair in a few months Smiling together, the two pretty blonde girls could easily be mistaken as sisters, not new friends with a unique bond. The lives of Ellie Challis and Charlotte Nott have taken almost identical paths. Both started life as healthy babies — until they