In his first conference since US Vice President Kamala Harris officially became the Democratic presidential candidate, former US President Donald Trump said he would debate her on September 10. At a lengthy news conference on Thursday, Trump recommitted to debating Harris after recently backing out – setting up a widely anticipated faceoff in an already unparalleled election. Trump said he proposed three debates with three television networks during the month of September. His decision sets up a high-stakes moment in an election where Biden’s catastrophic performance in the last debate ultimat…