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WASHINGTON, DC - OCTOBER 22:  Democratic presidential candidate and former Secretary of State Hillary Clinton testifies before the House Select Committee on Benghazi October 22, 2015 on Capitol Hill in Washington, DC. The committee held a hearing to continue its investigation on the attack that killed Ambassador Chris Stevens and three other Americans at the diplomatic compound in Benghazi, Libya, on the evening of September 11, 2012.  (Photo by Chip Somodevilla/Getty Images)
WASHINGTON, DC - OCTOBER 22:  Democratic presidential candidate and former Secretary of State Hillary Clinton testifies before the House Select Committee on Benghazi October 22, 2015 on Capitol Hill in Washington, DC. The committee held a hearing to continue its investigation on the attack that killed Ambassador Chris Stevens and three other Americans at the diplomatic compound in Benghazi, Libya, on the evening of September 11, 2012.  (Photo by Chip Somodevilla/Getty Images)

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Hillary Clinton's day in 3 minutes

Former Secretary of State Hillary Clinton returned to Capitol Hill to answer questions related to the 2012 Benghazi attack.

Hillary Clinton's day in 3 minutes

Former Secretary of State Hillary Clinton returned to Capitol Hill to answer questions related to the 2012 Benghazi attack.