♪ austedo xr ♪ >>> it's been a tradition for more than half a century that the major party candidates for president sit down with "60 minutes" in october. in 1968 it was richard nixon and hubert humphrey. this year, vice president kamala harris and former president donald trump accepted our invitation. but, unfortunately, last week, trump canceled. the trump campaign had told us that the interview would be this past thursday at mar-a-lago. they also asked us whether we would meet 78-year-old trump in butler, pennsylvania, where he was grazed in an assassination attempt. we agreed. on september 9th, trump's communications director steven cheung sent a text that read, quote, i'm working with our advance team to see logistically if butler would work in addition to the sit down. sit down meaning the interview in florida. days later, cheung called to say, quote, the president said yes. then, a week ago, trump backed out. the campaign offered shifting explanations. first, it complained that...

this election year, as always. >> there are lots of signs that the american economy is doing very well, better than most countries, i think, but the american people don't seem to be feeling it. groceries are 25% higher, and people are blaming you and joe biden for that. are they wrong? >> we now have historic low unemployment in america among all groups of people. we now have an economy that is thriving by all macroeconomic measures. and, to your point, prices are still too high. and i know that. and we need to deal with it, which is why part of my plan -- you mentioned groceries. part of my plan is what we must do to bring down the price of groceries. >> harris says she'll press