Ravi Somaiya

The seven hours Guzmán spent with Penn, and the follow-up interviews by phone and video, which began in October while he was on the run from Mexican and U.S. authorities, marked another surreal turn in his long-running battle to evade capture.

The dean of Columbia’s Graduate School of Journalism is strongly disputing accusations by Exxon Mobil that journalists from the school had produced inaccurate and misleading articles about the company’s knowledge of the risks of climate change.

For a generation of American men, reading Playboy was a cultural rite, an illicit thrill consumed by flashlight. Now every teenage boy has an Internet-connected phone instead.

The Fox News host Bill O’Reilly on Monday stepped up his defense against reports that he embellished stories about his war reporting earlier in his career, while some former colleagues continued to say he had exaggerated his experiences.

Brian Williams, the embattled NBC news anchor whose credibility plummeted after he acknowledged exaggerating his role in a helicopter incident in Iraq, was suspended for six months without pay, the network said Tuesday night.