In testimony before the U.S. House of Representatives Intelligence Committee, former intelligence chief Brian Murphy accused department leadership of urging him to "blame Far Left groups in an exaggerated fashion.
"The cheap cotton goods you may be buying for family and friends during this season of giving - if coming from China - may have been made by slave labor ...
The shift in attention comes after years of election-related anxiety revolving around the integrity of vote tallying machines and electronic poll books.
Schiff said he also had issued a subpoena to force DHS to turn over "documents, communications, and other records" related to the committee's probe of Murphy's allegations.
The announcement comes after the U.S. Government Accountability Office (GAO) found earlier this month that Wolf's acting appointment did not follow processes.
"Top DHS officials were regularly diverted from dealing with genuine security threats by the chore of responding to these inappropriate and often absurd executive requests."