Kamala Harris had a stunningly successful convention beyond all expectations and yet the US presidential race remains too close to call. The result will come down to which party can maximise turnout. Harris is energising women voters on a huge scale, drawn by the opportunity to elect the first female president and protect their abortion rights. This could prove to be her superpower at the ballot box. But could it provoke a backlash, with men delivering for Donald Trump in the battleground states?
