The chart above reflects the results of the new Economist / YouGov Poll of Democratic voters. It was done between March 15th and 17th of 551 registered voters who have either voted in a primary or say they will vote.
The poll shows Joe Biden with a 21 point lead (57% to 36%) over Bernie Sanders.
Sanders leads among two demographic groups -- a 3 point lead among Hispanics and a 50 point lead among 18 to 29 year-olds. Biden has a significant lead among all other groups.
