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Dita Alangkara, Associated Press
In this Monday, Nov. 9, 2015 photo, Burmese workers sit inside a bus to go to the local police station following a raid on a shrimp shed where they were working in Samut Sakhon, Thailand.

EDITOR'S NOTE: More than 2,000 trapped fishermen have been freed this year as a result of an ongoing Associated Press investigative series into slavery in the Thai seafood industry. The reports also have led to a dozen arrests, millions of dollars' worth of seizures and proposals for new federal laws.