vulnerable workers hidden behind bundles of clothes in a warehouse in fuente alamo, a0 kilometres south of murciathat eight workers were discovered, hidden in a secret underground room which had been barricaded with heavy trolleys filled with clothes. police say when they raided the warehouse, which packs and sells second—hand clothes to african countries, one of the men running the business shouted at the workers to flee and hide. four workersjumped an outerfence, while the rest hid inside. altogether police found 21 foreign workers hidden throughout the sweat shop premises. they say the labourers, who are thought to be vulnerable migrants, were forced to work long hours, without any health or safety regulations, and paid well below spain's minimum wage. a father and his two sons, who have not been named, have been arrested and are due to appear in court. police said in a statement that the three accused exploited the vulnerability of the migrants, to submit them to tough labour conditions and a total absence of security or hygiene. sophia tran—thomson, bbc news. dozens of people have been arres