In Mexico, gender balance push puts political parties in unfamiliar bind

When Mexico's governing party unveiled the winner of its poll to pick a Mexico City mayoral candidate, the result was clear - but the male victor quickly had to give way to female runner-up Clara Brugada to meet new gender parity rules now reshaping Mexican politics. Last weekend's leapfrogging of the most popular contender in the National Regeneration Movement (MORENA), Omar Garcia Harfuch, was one of the clearest illustrations yet of the challenges Mexico faces enacting rules that mandate equal candidacies for women across thousands of top political jobs.