Truck drivers for three companies that move cargo in and out of the ports of Los Angeles and Long Beach launched a strike early Monday morning, with the support of organizers of the Teamsters union the drivers are hoping to join.

The strike involves 120 drivers for three transport firms including Total Transportation Services Inc., Green Fleet Systems and Pacific 9. The drivers have staged strikes and labor actions in the past year, but this is the first time they've walked off the job with no plans to return.

Click here to read more at The Breakdown.