Klobuchar to Colbert: We're going 'to build a blue wall' in PA, WI, MI and 'make Trump pay for it'

Sen. Amy KlobucharAmy Jean KlobucharDemocrats debate how to defeat Trump: fight or heal Republicans, Democrats brace for first public testimony in impeachment inquiry Klobuchar: A woman with Buttigieg's experience would not be on presidential debate stage MORE (D-Minn.) told CBS "Late Show" host Stephen ColbertStephen Tyrone ColbertHelen Mirren, Ian McKellen act out Trump Ukraine call in Colbert appearance Klobuchar to Colbert: We're going 'to build a blue wall' in PA, WI, MI and 'make Trump pay for it' Sherrod Brown: GOP colleagues privately acknowledge Trump is racist, misogynist MORE on Tuesday night that her campaign is best suited to "build a blue wall around Pennsylvania, Wisconsin and Michigan" and "make Donald TrumpDonald John TrumpThis week: House kicks off public phase of impeachment inquiry Impeachment week: Trump probe hits crucial point Judd Gregg: The big, big and bigger problem MORE pay for it," in a play off of the president's promise to have Mexico pay for a border wall.

The declaration comes three years after Trump upset Democratic nominee Hillary ClintonHillary Diane Rodham Clinton3 ways government can help clean up Twitter Intelligence Democrat: Stop using 'quid pro quo' to describe Trump allegations The Memo: Bloomberg's 2020 moves draw ire from Democrats MORE in the 2016 presidential election by capturing Pennsylvania, Wisconsin, Michigan — three states that were considered the Democratic nominee's "blue wall" that hadn't been won by any GOP candidate since the 1980s. 

"We need to win the ticket in the heartland and win those states like Pennsylvania, Wisconsin, Michigan. We can do it. I can do it," Klobuchar told Colbert. "We’re going to build — we are going to build a blue wall around those states and make Donald Trump pay for it. That is our plan.”  

Klobuchar has struggled to gain any momentum since launching her campaign earlier this year and is currently polling at just 2.6 percent in the RealClearPolitics average of polls. She fares slightly better in Iowa polling, garnering 3.6 percent, which places her in 5th place and 18.6 points behind Sen. Elizabeth WarrenElizabeth Ann WarrenJuan Williams: Honesty, homophobia and Mayor Pete Trump DACA fight hits Supreme Court Democrats on edge as Iowa points to chaotic race MORE (D-Mass.), who is ahead of the pack in the Hawkeye State at 22.3 percent.
 
The 59-year-old took office in 2007. This campaign marks Klobuchar's first run for president.