Senator John McCain was proud of his reputation as a maverick in American politics. Through pivotal moments in his life \u2014 as a prisoner of war, a young congressman, a presidential candidate, and, ultimately, an elder statesman \u2014 that reputation was both validated and challenged. Guests: Elisabeth Bumiller, the Washington bureau chief for The New York Times; Carl Hulse, The Times\u2019s chief Washington correspondent; Mark Landler, who covers the White House for The Times; and Scott Shane, who writes about national security for The Times. For more information on today\u2019s episode, visit nytimes.com/thedaily.