Here's what you may have missed this week on 60 Minutes.Fired director of U.S. cyber agency Chris Krebs explains why President Trump's claims of election interference are falseFinding the last ship known to have brought enslaved Africans to America and the descendants of its survivorsJames Corden: The talk show host for the internet ageOusted Trump cybersecurity director debunks 2020 election rumors60 Seconds with James CordenThe people behind tonight's 60 Minutes