Former Vice President Dick Cheney is recovering Sunday from a heart transplant he received at a Virginia hospital.

As NPR's Don Gonyea reported: "Cheney had been on a waiting list for a new heart for more than 20 months, ever since surgery in 2010 to install a pump and external battery to deal with was described as 'end stage heart failure.'"

A statement released Saturday by a Cheney aide said that the former vice president and his family do not know the donor's identity. The statement said the family will be "forever grateful for this lifesaving gift."

The newest album from the folk outfit Lost in the Trees is a very personal one. Ari Picker, the creative force behind the band, began writing the songs for A Church That Fits Our Needs after the death of his mother, Karen Shelton. She was an artist herself, one who struggled with mental illness throughout her life. In 2008, she killed herself.

Carolyn Hopkins is the voice behind public service announcements at airports, subways and theme parks. She tells you a train is coming, to step away from the platform, or to please pay attention to your luggage. And she does it all from her home in northern Maine. Guest host Susan Stamberg talks with Hopkins about her work.

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SUSAN STAMBERG, HOST:

Spring arrived this past week, and guest host Susan Stamberg offers this musical bouquet for the season by the great jazz singer Abbey Lincoln.

The creators of the cable TV series Mad Men are known for making sure every detail in the show is historically accurate, but they don't always catch everything.

Pope Benedict XVI gives an open-air Mass in Mexico Sunday and, on his way there, will bless the Christ the King monument, an important symbol of Mexican Catholicism.

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SUSAN STAMBERG, HOST:

In NCAA men's basketball, the Louisville Cardinals and Ohio State Buckeyes have qualified for the Final Four. Later today, two more teams will join them after Kentucky plays Baylor and Kansas faces North Carolina. With so much basketball peppered with reversals and upsets, it's hard to deny the madness of March. But, as NPR's Mike Pesca reports, most coaches try desperately to keep it at bay.

President Obama is in South Korea Sunday to take part in a multilateral conference aimed at curbing nuclear proliferation. He arrives in South Korea at a time of considerable tension. North Korea is threatening to carry out a long-range rocket launch in April, an action the U.S. has warned it should not take.