Jacinda Ardern has said she slept soundly after her shock resignation “for the first time in a long time”, as speculation grows that abuse and threats against the prime minister contributed to her stepping down. Speaking briefly with reporters outside Hawke’s Bay airport on Friday, Ardern said she was feeling “a range of emotions”. “I of course feel sad – but also I do have a sense of relief.” On Thursday, the prime minister said abuse or threats to her and her family had not been a decisive factor in her decision to resign, and that she simply “no longer...