Peter RileyJune 15th 1990
https://stories.workingclasshistory.com/article/8695/battle-of-century-city
(Source: "Los Angleles Justice for Janitors campaign for economic justice at Century City, 1989-1990," Global Nonviolent Action Database https://nvdatabase.swarthmore.edu/content/los-angleles-justice-janitors-campaign-economic-justice-century-city-1989-1990 )