Three Data for Progress polls released ahead of polls closing on Super Tuesday show Bernie Sanders leading in Colorado, Minnesota and Utah.
In Colorado, Sanders maintains an 11 point lead, with 32 percent support in the state. Elizabeth Warren came in second with 21 percent, followed by Joe Biden and Michael Bloomberg with 18 percent and 16 percent support respectively.
Sanders came in first with 32 percent support in Minnesota, giving the Vermont Senator a five point lead over Joe Biden, with 27 percent support. The result comes after home state senator Amy Klobuchar dropped out of the race on Monday.
In Utah, Sanders leads Biden by five points, winning the support of 29 percent of likely primary voters. Biden had 23 percent support in the poll, followed closely by Warren on 19 percent and Bloomberg on 17 percent.
The surveys of likely Democratic primary voters in the three respective states were conducted from 28 February until 2 March.