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Alaska Natives are twice as likely to get colon cancer and die from it as the white population in the United States. When Mayo Clinic doctor David Ahlquist took a trip to Bethel, Alaska, in the mid-1990s, that startling statistic caught his attention.

"Here they had one of the world's highest rates of colon cancer and one of the world's poorest outcomes in terms of survival from cancer, because of late diagnosis," Ahlquist says.

From now until November, President Obama and GOP presidential candidate Mitt Romney will emphasize their differences. But the two men's lives actually coincide in a striking number of ways. That includes struggling with their respective legislatures. Earlier, NPR's David Welna explored Romney's time as governor of Massachusetts. In this installment of "Parallel Lives," a look at Obama and Congress.

Guest DJ Patti Smith

Jun 19, 2012

On this edition of All Songs Considered, poet and singer Patti Smith joins host Bob Boilen to talk about her musical passions, including doing fancy dance steps with her siblings in South Jersey. She talks about meeting Jimi Hendrix as a young journalist and later recording in his dream studio Electric Lady Studios, where she and her band made their latest album, Banga.

This installment of the Latin Roots series for World Cafe explores bossa nova music, guided by Latin-music expert Ernesto Lechner. Lechner grew up in Buenos Aires, where his parents' record collection consisted of classical records and a solitary bossa nova LP. He later moved to Los Angeles, where he was immersed in Latin music and subsequently became a music journalist, publishing several books on the subject. Lechner co-hosts the radio show Latin Alternative and works as a contributing writer for Rolling Stone, L.A.