Fresh Air

Investigative reporter Philip Shenon tells us about newly-declassified documents which shed light on Lee Harvey Oswald's trip to Mexico weeks before the assassination. He met with Cuban officials and may have boasted about planning to kill the President Kennedy. "It's remarkable to discover that the CIA itself describes what happened after the Kennedy assassination as being a cover up," Shenon says. Also, Aubrey Plaza joins 'Fresh Air' producer Ann Marie Baldonado to talk about 'Ingrid Goes West,' and her iconic role as April on 'Parks & Rec.'

California physician Dr. Jessica Nutik Zitter is grappling with when to implement her state's new End of Life Option Act — which allows certain terminally ill patients to receive medical assistance to hasten death. Her book is 'Extreme Measures: Finding a Better Path to the End of Life.' Also, we listen back to a 2008 interview with late country musician Glen Campbell. Book critic Maureen Corrigan reviews 'What She Ate.'

A century ago, two brothers took the world by storm with their mass-produced boxed cereal. Medical historian Howard Markel chronicles their contentious relationship, their prescient concepts of wellness, and their troubling ideas about eugenics and masturbation. TV critic David Bianculli reviews the 10-part series 'Mr. Mercedes.'

Science journalist and author Robert Wright says that Buddhist meditation might help counteract our natural tendency towards unhappiness and dissatisfaction. His new book is 'Why Buddhism is True.' Also John Powers reviews the new Criterion release of Albert Brooks' 1985 film 'Lost in America.'

The former vice president's documentary, 'An Inconvenient Sequel,' seeks to build bipartisan consensus to address climate change. "Mother Nature has a more persuasive voice than any of us," Gore says. Ken Tucker reviews Randy Newman's new album. 'New Yorker' staff writer Ariel Levy was five months pregnant when she took a writing assignment in Mongolia. She miscarried alone in her hotel room, and shortly after her return home, her marriage fell apart. Levy's memoir, 'The Rules Do Not Apply,' explores her loss of identity as a wife and mother, and how writing saved her.

Jeanne Moreau, an icon of French New Wave cinema, died on Monday at 89. She starred in the films 'Jules and Jim' and 'The Lovers.' She spoke with Terry Gross in 1993 about disobeying her father to pursue acting and working with director Louis Malle. Sam Shepard, who died Sunday, penned more than 55 plays, including 'Buried Child.' His breakthrough film role was as astronaut Chuck Yeager in 'The Right Stuff.' He talked with Terry Gross in 1998. Ken Tucker reviews Randy Newman's new album 'Dark Matter.'