Battleground Democrat flip-flops on conversion therapy after left-wing backlash

A Democratic House candidate vying to flip a key Republican-held seat is on the defensive after reversing her position on conversion therapy following backlash from the party's left flank.

Rebecca Cooke, a Democratic challenger vying to unseat Rep. Derrick Van Orden, R-Wis., repeatedly declined to endorse a federal ban on conversion therapy during several forums held ahead of the Aug. 11 primary.

But after drawing criticism from some progressive voters, Cooke reversed course, saying...