Author Ian McEwan talks to us about his new book "Lessons," which blends personal history with world events. The book follows a man from his schoolboy days to an elderly man in the midst of COVID-era Britain. And, Twitter whistleblower Peiter "Mudge" Zakto's testimony about the company included alarming details about access by some Twitter employees to high-profile accounts and more. The Washington Post's Joseph Menn joins us.