Court documents reveal 900 pounds of meth found in a storage unit in Burnsville, Minnesota, prompted a highly scrutinized federal raid on Lake Street in Minneapolis earlier this month.A federal criminal complaint filed Monday said the June 3 raid at Cuatro Milpas was connected to one of eight search warrants executed across the state.

Fears of an immigration raid brought dozens of protesters to south Minneapolis, but new court filings say federal authorities were looking for something else.