@workingclasshistory The WSWS has three articles on Joy Gardner.
The killing of Joy Gardner: A Workers Inquiry is needed
The International Communist Party (July 1 1995)
https://www.wsws.org/en/articles/2018/07/28/stat-j28.html
https://www.wsws.org/en/articles/2018/07/28/gard-j28.html
https://www.wsws.org/en/articles/2018/08/01/gard-a01.html
The ICP/SEP did hold a Workers' Inquiry and its results were published:
Socialist Equality Party
A State Murder Exposed: The Truth about the Killing of Joy Gardner
https://mehring.com/product/a-state-murder-exposed-the-truth-about-the-killing-of-joy-gardner/