On May Day, Oakland union members and supporters rallied in solidarity with the Black Lives Matter movement and in protest of police killings. Photographer Arthur Kohl-Riggs sent these images from the scene, as well as accompanying video, below.
Above: On May 1 Oakland Port Workers shut down all loading and unloading activity at the port and rallied and marched in solidarity with the Black Lives Matter Movement. Here the ILWU Drill Team is leading the march to Oscar Grant Plaza.
The ILWU Drill Team leading a May Day march from the Oakland Port to Oscar Grant Plaza in solidarity with the Black Lives Matter movement.
Oakland Port Workers in gathered solidarity with the Black Lives Matter movement at the Oakland Port for May Day. The workers and their allies, numbering around 500, marched from the port to Oscar Grant Plaza where family members of people killed by police and other community leaders addressed a large crowd.
The march reaches Oscar Grant Plaza, where residents use chalk to leave a large message in solidarity with Baltimore.
The Black Lives Matter rally at Oscar Grant Plaza included a performance by a group of Native American dancers.
Watch: Oakland Port Workers Shut Down The Port and March in Solidarity with Black Lives Matter
Arthur Kohl-Riggs is a freelance videographer and taxi driver from Madison Wisconsin, and the co-creator of the pretty well received web series Dane & Dash.