Live updates: Rubio, Mullin return to Hill; Trump takes loss in Iowa primary

One of the busiest primary election nights in the cycle yielded some upset wins and changes of fortune. In Iowa, businessman Zach Lahn beat Rep. Randy Feenstra (R-Iowa), who had President Trump’s endorsement, in the GOP primary for governor. And state Rep. Josh Turek (D) cruised to victory over progressive state Sen. Zach Wahls, setting up…