Thousands of Portlanders flooded into Pioneer Courthouse Square on May 1 to celebrate May Day, AKA International Worker's Day, and more generally, protest cruel and unlawful actions by the Trump administration. Sandwiched between two nearby gatherings, the Pioneer Square event was brief, running from 4:30-6 pm. It drew those attending an earlier march at Portland State University, swelling to fill the square; at its height, there appeared to be two or three thousand people packed...