Good morning.

Toyota's troubles continue. As we reported earlier, the carmaker has acknowledged that some of its popular Prius models have brake problems. We'll keep an eye on that story as the day continues.

Other things to watch for today include the National Prayer Breakfast in Washington. President Barack Obama is scheduled to be there and to make remarks. C-SPAN.org will be webcasting here, starting at 8 a.m. ET. The White House will be streaming the audio here.

Late this afternoon, the Senate gets its 41st Republican member when Scott Brown of Massachusetts is sworn into office.

In Nashville today, the National Tea Party Convention gets underway. Sarah Palin, former Alaska governor and 2008 Republican vice presidential nominee, delivers the keynote address Saturday evening. The Tennessean, Nashville's local newspaper, has collected its coverage here.

And in Washington, Tai Shan the panda leaves the National Zoo to fly to Chengdu, China. He will be joined on the trip by Mei Lan, a female panda born at Zoo Atlanta. The National Zoo's "panda cam" is here.

Other stories making headlines include:

— The Washington Post — "Google To Enlist NSA To Help It Ward Off Cyberattacks": "The world's largest Internet search company and the world's most powerful electronic surveillance organization are teaming up in the name of cybersecurity. Under an agreement that is still being finalized, the National Security Agency would help Google analyze a major corporate espionage attack that the firm said originated in China and targeted its computer networks, according to cybersecurity experts familiar with the matter."

— BBC News — Secretary Clinton "Rejects U.S.-Iran Prisoner Swap Proposal": "The U.S. has rejected Iran's suggestion of a prisoner swap for several Iranians jailed in the U.S. for the three American hikers currently being held in Iran. Secretary of State Hillary Clinton said the hikers should be released immediately on humanitarian grounds."

— Arizona Republic — "Motivational Speaker Charged In Sweat-Lodge Deaths": James Arthur Ray, "the self-help guru who captured international attention when his Sedona-area sweat-lodge ceremony turned fatal was arrested Wednesday on three counts of manslaughter. ... Ray's attorneys have contended that the deaths were a tragic accident and that the motivational leader took precautions to prevent mishaps in the sweat lodge. A statement from Ray's attorneys Wednesday called the charges unjust."

Related report from NPR's Ted Robbins — Ceremony Was Part Of "Spirtual Warrior Weekend":

Contributing: Chinita Anderson of Morning Edition.