The actual result was Vance finished 8 points ahead of second place Mandal, who finished two points ahead of Dolan.
These polls are nothing about reflecting the opinion of the voters. These polls are purely for shaping opinion, namely making people believe that the Trump-endorsed candidate hasn't got a chance.
Yep. Reminds me when "polls" showed - and pundits on TV said- on the MORNING of the 2016 POTUS election that Hillary Clinton had more than a 90% chance of winning.