http://www.cbsnews.com/news/fighting-genetic-disease-with-help-from-hiv-virus/
Here's Luke during his latest visit to hospital (All Children's Hospital in St Petersburg this time) for Botox treatment on his salivary glands. The idea is to try to reduce the amount of saliva he produces so he doesn't get so congested. He did really well. it's early days yet but hopefully it's going to help him a lot.