Bowser has surged to gain the support of 30 percent of likely voters, more than doubling her support since the last Post survey in early January. Gray’s support is unchanged at 27 percent, showing steadiness but no growth in the wake of new corruption allegations from federal prosecutors.

The Washington Post survey reached 1,402 D.C. adults between March 20 and 23 on both land-line and mobile telephones. Of those, 863 are registered Democratic voters and 391 are likely voters in the April 1 primary. The margin of error for the former group is 4.5 percentage points. Read more!