Sen. Joni Ernst speaks during a Senate Judiciary Committee nomination hearing for Justin Reed Walker to be United States Circuit Judge for the District of Columbia Circuit,  May 6, 2020 on Capitol Hill in Washington, DC./Credit:	Caroline Brehman/Pool/Getty Images

Sen. Joni Ernst speaks during a Senate Judiciary Committee nomination hearing for Justin Reed Walker to be United States Circuit Judge for the District of Columbia Circuit, May 6, 2020 on Capitol Hill in Washington, DC./Credit: Caroline Brehman/Pool/Getty Images

Stories this photo appears in:

Tease photo

Democratic super PAC expands fight against Iowa GOP Sen. Joni Ernst

Joni Ernst first captured national attention in the 2014 US Senate race in Iowa, when she aired during the Republican primary an unusual ad. "I grew up castrating hogs on an Iowa farm," she said. "So when I get to Washington, I'll know how to cut pork."