'Beautiful and brave' teen dies with twin by side after 7-year cancer battle
!['Beautiful and brave' teen dies with twin by side after 7-year cancer battle](https://i2-prod.mirror.co.uk/incoming/article33192115.ece/ALTERNATES/s615/0_SWNS_TWIN_CANCER_05.jpg)
Sophie Walker, from Edinburgh, has died after a seven year cancer battle where the illness returned more than three times and her family have paid tribute to the "beautiful and intelligent" teenager