This image shows the port backlogs haven't decreased — the problem's just lurking over the horizon

Container ships wait off the coast of the congested ports of Los Angeles and Long Beach, in Long Beach, California, U.S., September 29, 2021.Mike Blake/REUTERS
The majority of ships in the Southern California port jam are waiting hundreds of miles out at sea.
Satellite and AIS data show how the backup has evolved over the past month.
The executive director of the Port of Los Angeles said delays will last until the end of 2022.
Backlogs at the nation's largest ports have shifted about 300 miles o