(The Hill) 7/15/2019 Former Vice President Joe Bidens support in the latest Hill-HarrisX poll of Democratic voters has fallen below 30 percent his lowest mark in the survey so far. The poll released on Monday found that 29 percent of likely Democratic primary voters support Biden as their first choice for president while 16 percent back Sen. Bernie Sanders (I-Vt.). This marks a 4-point drop for Biden from an identical poll conducted two weeks ago and immediately following the first 2020 Democratic debates. It also represents a 17-point drop from when same poll was first conducted in May a month after Biden formally launched his campaign bid. Sen. Kamala Harris (D-Calif.) and Sen. Elizabeth Warren (D-Mass.) retained their spots with Harris getting 11 percent and Warren trailing close behind at 9 percent. South Bend Ind. Mayor Pete Buttigieg who ranked as high as third place at one earlier poll slipped to sixth place garnering just 1 percent of support. Former Texas Congressman Beto ORourke who has been lagging in national polls over the last few months notched up 2 points to 3 percent. A large number of respondents 17 percent were undecided.