 CBS News Brief. CBS News spoke exclusively to Vice President Kamala Harris today, who shut down concerns over President Biden's fitness to run and win re-election. Joe Biden is our nominee. We beat Trump once, and we're going to beat him again, period. Biden said to meet with Democratic governors tomorrow, mostly virtually, to address post-debate concerns. A judge has postponed former President Trump's sentencing in New York till September 18th as they process the Supreme Court's immunity ruling. Legal analyst Thayne Rosenbaum.