Many have considered Julian Assange, the founder of WikiLeaks, to be a hero of the free speech movement and a partner to journalists. He also came to be seen as a threat to national security. Then, he helped Russia interfere in a United States election. And now, he has been arrested. Our colleague tells us about the moral complexities of working with Mr. Assange. Guest: Scott Shane, who covers national security for The New York Times, has been following Mr. Assange’s decade-long saga. For more information on today’s episode, visit nytimes.com/thedaily.