It was the biggest workplace immigration raid the U.S. had seen to date. 389 workers, almost all of them Hispanic, were detained at a kosher meatpacking plant in Postville, Iowa on May 12, 2008.On this episode of Weeds in the Wild, we look at the effects that this raid had across the state of Iowa, and then take a step back to understand how our immigration policies made this kind of raid possible.  Learn more about your ad choices. Visit podcastchoices.com/adchoices