Administration officials defended the government's surveillance programs before the the Permanent Select Committee on Intelligence today.

Nearly half of the 7,000 languages spoken in the world are expected to vanish in the next 100 years. One of them is Athabaskan, a language of the Siletz tribe in the Pacific Northwest. Bud Lane, vice chairman of Siletz tribal council, explains the importance of language diversity.

Twelve years after the war began, Afghanistan's president announced Tuesday that Afghan forces officially assumed control of security for the country. U.S. and NATO troops will remain until the 2014 deadline, but the Afghan military is now expected to fight without NATO support.

Singer Cécile McLorin Salvant was born in Miami to French and Haitian parents, and started singing jazz while living in Paris. Back in the U.S., she won the Thelonious Monk vocal competition in 2010. The 23-year-old's first album, WomanChild, is now out — and few jazz debuts by singers or instrumentalists make this big a splash.

Transcript

JOHN DONVAN, HOST:

Parents have always had to break hard news to kids, from family hardships to national tragedies. Now there are more ways for children to learn about news faster — through 24 hour news and social media. So, what's changed in how parents broach these subjects? How can media help, or hurt?

Last January, Noelle Murphy and her family were on their way to the Please Touch Museum for children in Philadelphia. Right before they arrived, 3-year-old Dylan had an accident.

"He wet himself," Murphy said, "And we were thinking, 'Oh no, how are we going to deal with this?' "