Kamala Harris laughs off Nikki Haley's criticism: 'Let's see what Iowa says to her!'

Vice President Kamala Harris weighed in on the Republican primary field in an exclusive interview with ABC News on Monday, hours before the Iowa caucuses commenced.

Harris responded to attacks from Republican Nikki Haley, who has made Harris a frequent target on the campaign trail, arguing that the vice president is who she's really running against — because of President Joe Biden's advanced age — and that Harris is a drag on the 2024 Biden reelection ticket.

«Let's see what Iowa says to her!» Harris told ABC News' Chief White House Correspondent Mary Bruce, letting out a laugh.

ABC News spent the day with Harris in Columbia, South Carolina, her second trip to the state with 19 days to go until Democrats first-in-the-nation primary. It's also Haley's home state and the state which gave Biden his first big win of the 2020 race.

As former President Donald Trump remains the clear front-runner in the primary polls — even as challengers like Haley, a former U.N. ambassador, and Florida Gov. Ron DeSantis hope to gain ground on him in Iowa — Harris was asked if her concerns for the country are the same no matter who wins the Republican nomination for president.

«Let me just tell you this, no matter who the Republican nominee is, we're winning. We're winning,» she said.

But it's that confidence that has some Democrats sounding the alarm, concerned that the Biden-Harris team isn't being aggressive enough in light of Biden's anemic approval rating and lengthy string of poor or mediocre polling.

Rep. Jim Clyburn, D-S.C., a close ally to the Biden-Harris campaign, has shared his apprehensions about building enthusiasm among Black voters ahead of November's election, and former President Barack Obama reportedly suggested the campaign be