Federal officials with United States Citizen and Immigration Services (USCIS), ICE, and the FBI announced the results of "Operation Twin Shields," which worked to uncover immigration fraud. Authorities investigated 1,000 target cases involving 900 people in the Twin Cities. The operation was underway between Sept. 19 and Sept. 28, and officials say it uncovered fraud, including sham marriages, fake death certificates, forged documents, abuse of F-1 and H-1B visas, and visa overstays. However, de