Harris won on points – and came across as confident and cool – but the race is still at equilibriumA total of 67 million Americans watched the debate between Kamala Harris and Donald Trump on Tuesday, and the first polls taken after the event all show the vice-president gaining a little ground over the former president.Harris’s lead ranges from three to five points, depending on the poll, but we need to be careful about drawing any exaggerated conclusions. One poll by Reuters has Harris leading by five points, but she had been leading by four in their previous poll published on 21 August. Another by Morning Consult also revealed similar results, but her lead had been three points the day before the debate and four the day of the debate.John Zogby is senior partner at the polling firm of John Zogby Strategies and is author of Beyond the Horse Race: How to Read the Polls and Why We Should Continue reading...