The articles does talk about lack of productivity and "not enough labor". Just my guess that that would could be likely causing bottlenecks as there isn't enoug

The articles does talk about lack of productivity and "not enough labor". Just my guess that that would could be likely causing bottlenecks as there isn't enough staff/equipment/ machinery to unload everything in time. Check the graphic here - https://www.bbc.com/news/58926842 https://www.bbc.com/news/58926842