Under international pressure, Saudi Arabia has decided to send two women to the Olympics in London.

That means that for the first time ever, the Olympic games will include women from every competing country. NPR's Howard Berkes filed this report for our Newscast unit:

"Saudi Arabia now joins Qatar and Brunei as the last countries to enter women into Olympic competition. Seven athletes once banned because of their gender will compete in judo, track, swimming, table tennis and shooting events when the London Olympics begin later this month.

What do some persistent human bladder infections and some innocent-looking chicken cutlets have in common? Drug-resistant E. coli, scientists say.

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. Shocking and callous disregard for victims, repeatedly concealed critical facts, failure to protect the children created a dangerous situation for unsuspecting boys lured and victimized repeatedly.

Conversations about the environment can often be polarizing. Jonathan Foley, director of the University of Minnesota's Institute on the Environment, says that rather than rehash the same old debates, environmental issues need to be reframed.

Ten people were hospitalized and one was found dead after contracting staph infections from injections received at health clinics in Delaware and Arizona in early spring, according the Center for Disease Control and Prevention.

The infection clusters were described in the latest Morbidity and Mortality Weekly Report.

Fans of Star Trek long ago noted that anonymous security officers who accompanied the show's stars rarely survived the experience. Shortly after being beamed down, they would be vaporized, stomped or eaten for dramatic effect. It's a plot device so common that these expendable crewmen became known collectively as redshirts.

In his novel Redshirts, science fiction writer John Scalzi follows Andrew Dahl, a similarly expendable ensign as he sorts out this life-expectancy issue.

Investigators have yet to rule out arson as they continue to look for the cause of Colorado's Waldo Canyon fire, the most destructive wildfire in state history. Former FBI agent Brad Garrett and forensic psychologist N.G. Berrell talk about the process of investigating fires and the profile of an arsonist.

Yahoo said today that hackers had stolen and posted a file that contained 400,000 usernames and passwords.

The New York Times reports that those credentials were used not only for Yahoo! services but to services such as Gmail, AOL, Hotmail, Comcast, MSN, SBC Global, Verizon, Bellsouth and Live.com.

The Times' Bits blog reports:

Prosecutors have released new evidence in the case against George Zimmerman, the Florida man charged with the murder of Trayvon Martin.

As The Orlando Sentinel reports, the new evidence doesn't reveal any "blockbusters." But it does include new testimony from police officers on the scene, as well as new testimony from witnesses

The Sentinel reports: