There's a good doc on YouTube covering the case. The pressure looks immense.
https://www.youtube.com/watch?v=V58kK4r26yk
Interesting aside: one of the pro bono lawyers was Keir Starmer, now Sir Keir Starmer who went on to become Director of Public Prosecutions, before entering politics, and recently elected Leader of Her Majesty's Most Loyal Opposition. By all accounts he's showing up our utterly useless PM for the incompetent fool he is.