Know to Vote: How voting in the St. Louis mayoral race is different this year This year's March 2 primary will look very different: it’s not just about which candidate you pick, but how many Author: Abby Llorico Updated: 4:22 PM EST February 2, 2021 For years, it's been a foregone conclusion in St. Louis that the Democrat will win, essentially making the primary the real contest. However, this year's March 2 primary will look very different: it’s not just about which candidate you pick, but how many you pick. "Shall the City of St. Louis adopt an ordinance ...