All Things Considered on KRVS

Jerry Seinfeld's new series is called Comedians in Cars Getting Coffee, and the promos promise exactly that. The comic toodles around in his vintage wheels, drinking java with his pals Alec Baldwin, Michael Richards and Larry David, and discussing (among other things) the effrontery of ordering herbal tea when invited out for coffee.

But the next act from the man behind the most popular sitcom on television won't be on television. It's a webseries.

Part 3 in a four-part series

Maybe you've agreed to be an organ donor. There might be something on your driver's license — a red heart, a pink dot or the word "Donor" — to show it. That also means you've very likely agreed — even if you don't realize it — to donate more than just your organs.

I know that I'm an organ donor. I signed up years ago, when I renewed my driver's license. But I had no idea that I'd also signed up to donate my tissue. That is, until Laura Siminoff, a professor at Virginia Commonwealth University's medical school, explained it to me.

Yesterday the Food and Drug Administration gave the first green light on a drug to prevent HIV transmission.

Many experts say the drug will help hasten the end of the AIDS pandemic. But experts in Brazil say the drug alone isn't the answer.

One of the drug trials the FDA considered was done at the Oswaldo Cruz Foundation Research Institute, also known as Fiocruz, in Rio de Janeiro.

Following the FDA approval of Truvada — the once-a-day pill that can drastically lower a person's risk of contracting HIV — Audie Cornish talks with Dr. Wafaa El-Sadr of Columbia University's Mailman School of Public Health. They examine the status of HIV prevention efforts in the U.S. today — what progress has been made and the challenges that still ahead. El-Sadr has worked on HIV/AIDS prevention and treatment since 1981.