Judy Clarke’s list of high-profile clients she has helped escape the death penalty is a who’s who of American killers“He did it.” It was not, truth be told, a classic opening statement for a defence attorney to give regarding her client. But this is not a run-of-the-mill criminal trial, either; it is a huge federal trial, carrying a possible death sentence – the most high-profile trial of a terrorist on US soil since the Oklahoma City bomber.