To prove the president’s claims of illegal voting, the government has harnessed the power of Homeland Security Investigations, a branch of DHS established to combat the worst cross-border crime. So far, the effort has produced meager results.

Communications obtained by CNN show that HSI agents have spent months pressing local election officials across the country for voter records to build criminal cases.

Communications obtained by CNN show that HSI agents have spent months pressing local election officials across the country for voter records to build criminal cases.