Transcript for Former Clinton Aide Pleads Fifth to Benghazi Committee
Hillary Clinton's former State Department chief of staff was on Capitol Hill this morning Cheryl Mills testifying at a closed hearing of the house select committee on Ben Ghazi. But another former Clinton aide is going to plead the fifth. Bryant pop Leon that was a former State Department employee who installed the private email server and Hillary Clinton's home. He's been called to testify before the committee pub Donald's attorney sent a letter with his intent to the committee's chairman trade Goudie. I don't ask why people of them their commitment privilege that you'll have to ask him why he. And your street to glean whatever inference you want from the fact that he did. How does affect Clinton on the campaign trail it is that damaging storyline because it contributes to a sense. That this is going and unpredictable ways waits at the campaign can't control on the Republican side of former Florida governor Jeb Bush and businessman Donald Trump are still trading barbs this is not a guy who's a conservative. Point schools are problem trump is now slamming bush for speaking Spanish. He told conservative web site he's a nice man but he should really set the example by speaking English one Allen the United States. Bush who routinely speak Spanish on the campaign trail got this response on Good Morning America I think Donald Trump is tried to insult his way to. The presidency has not gonna work bush will hold two town halls and New Hampshire today. Trop wheel me in New York City the Republican national committee chair. The topic whether trump will pledge to support the GOP nominee if it's someone other than him. Stephanie promise ABC news Washington.
This transcript has been automatically generated and may not be 100% accurate.