US politics: Trump and his terrible, horrible, no good, very bad month

Not so long ago, Donald Trump was riding high in the polls; the mood music was positive for his presidential campaign. Then Joe Biden dropped out of the election race. After months of campaigning against his old foe, Trump now seems to be missing him and struggling to come up with a fresh attack against his new opponent Kamala Harris. This week, Jonathan Freedland speaks to Susan Glasser of the New Yorker about Trump’s challenges as he tries to turn things around after a less than stellar month on the campaign