 CBS News Brief. Presidential nominee Donald Trump rallies in Michigan and talks about the Republican National Convention. It was just love. It was like a big, beautiful four-day love fest. President Biden is in Delaware recovering from a case of COVID. CBS's Willie James Inman. The Biden campaign maintains that the president will not bow to that public pressure that we have been seeing. And CBS News has learned those close to the president are furious with the increasing calls for him to drop out.