Fmr. U.S. Attorney Bud Cummins advocates for bipartisan oversight in investigations

"They were unintelligent, they were untrained, they were unqualified, or they were unethical, and they were unlawful. There's really no other option here."

Fmr. U.S. Attorney Bud Cummins discusses ways to correct federal investigative agencies to prevent past missteps.