Klobuchar moves up in Iowa poll of 2020 Dems

Sen. Amy KlobucharAmy Jean KlobucharPoll: Biden holds 10-point lead nationally over Warren Robert Reich sees Democratic race as Warren, Sanders and Biden: 'Everyone else is irrelevant' Democrats lead Trump by wide margins in Minnesota MORE (D-Minn.) has moved up in an Iowa poll of potential 2020 Democratic presidential candidates, coming in as the fourth most-popular contender with the support of 10 percent of respondents, according to a Focus on Rural America poll first obtained by Politico

Klobuchar came in after former Vice President Joe BidenJoe BidenTrump says he doesn't want NYT in the White House Warren to protest with striking Chicago teachers Schiff punches back after GOP censure resolution fails MORE, who received 30 percent; Sen. Bernie SandersBernie SandersWarren to protest with striking Chicago teachers Sanders: 'Outrageous' to suggest Gabbard 'is a foreign asset' Democratic strategist: Sanders seeking distance from Warren could 'backfire' MORE (I-Vt.), who received 13 percent; and former Senate candidate Rep. Beto O'RourkeBeto O'RourkePoll: Biden holds 10-point lead nationally over Warren Authorities seize weapons from alleged neo-Nazi leader under 'red flag' law Super PAC seeks to spend more than million supporting Yang MORE (D-Texas), who received 11 percent. 

O'Rourke and Klobuchar were new entries to the Focus on Rural America poll, which circulated without their names in September.

The poll found that Biden's support dropped, from 37 percent in September to 30 percent in December. 

The poll surveyed Iowa voters likely to attend the Democratic presidential caucus in 2020. 

Sen. Elizabeth WarrenElizabeth Ann WarrenWarren to protest with striking Chicago teachers Overnight Health Care — Presented by Partnership for America's Health Care Future — Four companies reach 0M settlement in opioid lawsuit | Deal opens door to larger settlements | House panel to consider vaping tax | Drug pricing markup tomorrow On The Money: Trump dismisses 'phony Emoluments Clause' after Doral criticism | Senate Dems signal support for domestic spending package | House panel to consider vaping tax MORE (D-Mass.) took a significant hit, dropping from 16 percent support in September to 9 percent in December. 

The other potential candidates to receive more than 2 to 3 percent were Sen. Kamala HarrisKamala Devi HarrisClinton attacks on Gabbard become flashpoint in presidential race Poll: Biden holds 10-point lead nationally over Warren Trump declines to participate in Weather Channel 2020 climate change special MORE (D-Calif.), with 7 percent support, and Sen. Cory BookerCory Anthony BookerPoll: Biden holds 10-point lead nationally over Warren Trump declines to participate in Weather Channel 2020 climate change special Bennet: Warren 'not being honest about' her 'Medicare for All' plan MORE (D-N.J.), with 6 percent. 

Majorities of Iowa caucus-goers said they are seeking a candidate who will take the lead in the fight against climate change (90 percent), heal divisions in the U.S. (87 percent), and address the "high cost of living" (85 percent). 

Only 30 percent of those surveyed who said they caucused for Sanders in 2016 said they will stay with him in 2020. A majority say they are interested in campaigning for other Democratic candidates. 

Klobuchar and Biden found the most support from those who caucused for former Democratic presidential nominee Hillary ClintonHillary Diane Rodham ClintonSanders: 'Outrageous' to suggest Gabbard 'is a foreign asset' Clinton attacks on Gabbard become flashpoint in presidential race Saagar Enjeti: Clinton remarks on Gabbard 'shows just how deep the rot in our system goes' MORE in 2016. 

The Focus on Rural America poll surveyed 500 registered voters in Iowa who said they were likely to participate in the Democratic presidential caucus in 2020. The interviews were conducted between Dec. 10-11 with a margin of error of plus or minus 4.4 percentage points.