WILMINGTON (CBSLA.com) — Thousands of union members, their families and supporters turned out Monday for the 36th Annual Labor Day March in Wilmington.

Los Angeles Mayor Eric Garcetti was slated to attend and lend his support.

The event is organized by several unions from across the Southland, including the United Teachers Los Angeles (UTLA), Piledrivers and the International Longshore and Warehouse Union.

It starts at 10 a.m. with a march along Avalon Boulevard to Banning Park, where a rally and barbecue will kick off at noon, near the corner of Broad and E streets.