Tags: US Attorney General Eric Holder

On Tuesday, US President Barack Obama made a public promise regarding the capture of a suspected ringleader of the deadly US attack in Benghazi, Libya, Yahoo News said.

Yesterday, the US House of Representatives has voted to hold ex-director of exempt organizations at the Internal Revenue Service Lois Lerner in contempt of Congress and to ask the US Attorney General to appoint a special counsel to conduct a probe on the tax agency nearly a year after the former director of exempt organizations has invoke her right against self-incrimination to avoid answering questions about her role in scrutinizing nonprofits' political activity.

Sources shed light on what goes on inside the US government's crackdown to hold parent companies of banks currently under probe for wrongdoing.