2016 PRIMARY OPPONENT HILLARY CLINTON. HERE'S NBC GEOFF

HILLARY CLINTON. HERE'S NBC GEOFF BENNETT.

HERE'S NBC GEOFF BENNETT. >> Reporter: TONIGHT

BENNETT. >> Reporter: TONIGHT HILLARY CLINTON

>> Reporter: TONIGHT HILLARY CLINTON UNCLEARING ON HER

HILLARY CLINTON UNCLEARING ON HER ONE-TIME RIVAL BERNIE

UNCLEARING ON HER ONE-TIME RIVAL BERNIE SANDERS.

ONE-TIME RIVAL BERNIE SANDERS. CLINTON, IN AN

SANDERS. CLINTON, IN AN INTERVIEW WITH THE

CLINTON, IN AN INTERVIEW WITH THE HOLLYWOOD REPORTER

INTERVIEW WITH THE HOLLYWOOD REPORTER TEARING OPEN OLD

HOLLYWOOD REPORTER TEARING OPEN OLD WOUNDS FROM THEIR

TEARING OPEN OLD WOUNDS FROM THEIR PROTRACTED 2016

WOUNDS FROM THEIR PROTRACTED 2016 PRIMARY THAT PITTED

PROTRACTED 2016 PRIMARY THAT PITTED CLINTON AGAINST THE

PRIMARY THAT PITTED CLINTON AGAINST THE INDEPENDENT SENATOR

CLINTON AGAINST THE INDEPENDENT SENATOR FROM VERMONT.

INDEPENDENT SENATOR FROM VERMONT. HE WAS IN CONGRESS FOR

FROM VERMONT. HE WAS IN CONGRESS FOR YEARS.

HE WAS IN CONGRESS FOR YEARS. HE HAD ONE SENATOR

YEARS. HE HAD ONE SENATOR SUPPORT HIM.

HE HAD ONE SENATOR SUPPORT HIM. NOBODY LIKES HIM.

SUPPORT HIM. NOBODY LIKES HIM. NOBODY WANTS TO WORK

NOBODY LIKES HIM. NOBODY WANTS TO WORK WITH HIM.

NOBODY WANTS TO WORK WITH HIM. HE GOT NOTHING DONE.

WITH HIM. HE GOT NOTHING DONE. SENATOR SANDERS TODAY

HE GOT NOTHING DONE. SENATOR SANDERS TODAY UNFAZED BY CLINTON'S

SENATOR SANDERS TODAY UNFAZED BY CLINTON'S COMMENTS.

UNFAZED BY CLINTON'S COMMENTS. WHAT'S YOUR RESPONSE

COMMENTS. WHAT'S YOUR RESPONSE TO THAT?

WHAT'S YOUR RESPONSE TO THAT? >> ON A GOOD DAY, MY

TO THAT? >> ON A GOOD DAY, MY WIFE LIKES ME.

>> ON A GOOD DAY, MY WIFE LIKES ME. LET'S CLEAR THE AIR ON

WIFE LIKES ME. LET'S CLEAR THE AIR ON THAT ONE.

LET'S CLEAR THE AIR ON THAT ONE. LOOK, RIGHT NOW TODAY

THAT ONE. LOOK, RIGHT NOW TODAY I AM DEALING WITH

LOOK, RIGHT NOW TODAY I AM DEALING WITH IMPEACHMENT.

I AM DEALING WITH IMPEACHMENT. >> Reporter: WHY DO

IMPEACHMENT. >> Reporter: WHY DO YOU THINK THE

>> Reporter: WHY DO YOU THINK THE SECRETARY IS STILL

YOU THINK THE SECRETARY IS STILL TALKING ABOUT 2016?

SECRETARY IS STILL TALKING ABOUT 2016? >> THAT IS A GOOD

TALKING ABOUT 2016? >> THAT IS A GOOD QUESTION.

>> THAT IS A GOOD QUESTION. ASK HER.

QUESTION. ASK HER. >> Reporter: IT COMES

ASK HER. >> Reporter: IT COMES AS SANDERS

>> Reporter: IT COMES AS SANDERS CONSISTENTLY POLLS AT

AS SANDERS CONSISTENTLY POLLS AT OR NEAR THE TOP OF THE

CONSISTENTLY POLLS AT OR NEAR THE TOP OF THE DEMOCRATIC PACK.

OR NEAR THE TOP OF THE DEMOCRATIC PACK. IT'S JUST THE LATEST

DEMOCRATIC PACK. IT'S JUST THE LATEST DUST-UP FOR THE

IT'S JUST THE LATEST DUST-UP FOR THE SENATOR.

DUST-UP FOR THE SENATOR. THERE WAS THAT CLASH

SENATOR. THERE WAS THAT CLASH WITH FELLOW

THERE WAS THAT CLASH WITH FELLOW PROGRESSIVE ELIZABETH

WITH FELLOW PROGRESSIVE ELIZABETH WARREN.

PROGRESSIVE ELIZABETH WARREN. AND SANDERS NOW

WARREN. AND SANDERS NOW APOLOGIZING AFTER A

AND SANDERS NOW APOLOGIZING AFTER A CAMPAIGN SURROGATE

APOLOGIZING AFTER A CAMPAIGN SURROGATE WROTE AN INFLAMMATORY

CAMPAIGN SURROGATE WROTE AN INFLAMMATORY OP-ED ABOUT JOE BIDEN.

WROTE AN INFLAMMATORY OP-ED ABOUT JOE BIDEN. SANDERS TONIGHT

OP-ED ABOUT JOE BIDEN. SANDERS TONIGHT FIGHTING FALLOUT FROM

SANDERS TONIGHT FIGHTING FALLOUT FROM THIS PRESIDENTIAL RACE