This video says the problem is at the warehouses and train terminals: https://www.supplychainbrain.com/articles/33608-watch-why-are-west-coast-ports-suffering-

This video says the problem is at the warehouses and train terminals: https://www.supplychainbrain.com/articles/33608-watch-why-are-west-coast-ports-suffering-from-congestion https://www.supplychainbrain.com/articles/33608-watch-why-ar... We may soon have the opposite problem, no goods and parts being shipped because factories in South Asia are having to shut down because their workers are not vaccinated and Delta is spreading: https://www.supplychainbrain.com/articles/33704-global-supply-squeeze-delta-virus-rip-through-factories https://www.supplychainbrain.com/articles/33704-global-suppl...