(NBC News) Adam Edelman July 2 2019 5:30 PM Sen. Kamala Harris of California has catapulted into a virtual tie with former Vice President Joe Biden in the race for the Democratic presidential nomination and shes made significant inroads with black voters following her widely praised debate performance last week a new national poll released Tuesday showed. The latest Quinnipiac University poll of Democratic and Democratic-leaning voters showed Biden with 22 percent support and Harris with 20 percent a double-digit jump for her since the universitys previous poll last month. Sens. Elizabeth Warren of Massachusetts and Bernie Sanders of Vermont were in third and fourth place in the poll with 14 percent and 13 percent respectively. Mayor Pete Buttigieg of South Bend Indiana was in fifth with 4 percent support. No other candidate got more than 3 percent in the poll. Bidens 2 percentage point lead over Harris was within the polls margin of error of plus or minus 5 percentage points. Round 1 of the Democratic debates puts Senator Kamala Harris and former Vice President Joe Biden on two different trajectories as support for Harris surges but continues to slip for Biden Quinnipiac University Polling Analyst Mary Snow said in a statement. Bidens once-commanding lead has evaporated she added.