Many observers believe North Korean leader has decided daughter Kim Ju-ae will succeed him, but others say gender politics could block her path to powerWhen North Korea’s ruling party held a top-level meeting this month there were predictable boasts of unstoppable nuclear development and, more unexpectedly, a suggestion by Kim Jong-un that his country and the US “could get along” – provided that Washington recognised North Korea as a legitimate nuclear power.But for many North Korea watchers, th...