Hallie Shoffner, the Democratic Senate nominee in Arkansas, has repeatedly blasted her opponent Sen. Tom Cotton (R.) for supporting the war in Iran, which she says has caused gas prices to spike in recent weeks. But Shoffner previously joined a left-wing climate group due to its explicit support for a carbon tax experts said would cause price hikes for Americans. Shoffner said in 2020 that she joined Citizens' Climate Lobby, a nonprofit based in Coronado, Calif., because it had advocated for