A security deal to allow some US troops to stay in Afghanistan to fight al-Qaeda was at risk of collapse yesterday after President Hamid Karzai said he was prepared to walk away from negotiations. Meanwhile, at least 27 candidates are gearing up for presidential elections to be held in April 2014. Farikunda Zahra Nader, a member of the Afghanistan parliament, discusses her country's relationship with the US, the upcoming elections and being a female politician in a male-dominated society.