two crime rings involved in thefts from Union Pacific trains in Los Angeles have been broken up by a law enforcement operation stretching for months led to more than 700 arrests and recovered millions of dollars in stolen goods

https://www.trains.com/trn/news-reviews/news-wire/southern-california-authorities-say-theyve-broken-up-crime-rings-involved-in-up-container-thefts/

https://thehill.com/homenews/3744036-22-arrested-in-alleged-cargo-train-burglary-ring-18m-in-stolen-goods-recovered/