university has flown to london. >> world-class doctor in this department. >> he specializes in rare genetic conditions. the chance of success between 11% and 56%. the high court ruled charlie should be allowed to die with dignity. other specialists have said treatment would only cause additional pain. others disagree. >> the whole medical establishment has been trying to stop charlie gard's parents from taking him to america. none of us are trying to play god here but what this is all about his two parents desperately trying to do their best to give that little boy one last chance. >> the case has ignited a major fight. objectors say britain's national health service should not