A $26 billion aid package that would help states pay their Medicaid costs and avoid massive teacher layoffs overcame a key Senate hurdle Wednesday, avoiding a Republican filibuster and paving the way for passage later this week.  We get the latest from Jay Newton-Small, congressional correspondent for Time Magazine.

Personal details of at least 1 out of 5 Facebook users were recently culled from the social networking site and posted online by an online security consultant.  The consultant wanted to make a point about how many Facebook users haven't changed their privacy settings to limit the information about them that's available via Facebook. We speak with Simon Davies about Facebook privacy. He's director of the watchdog group Privacy International.

"Show me state" voters have passed Proposition C, rejecting the central tenet of President Obama's national health care reform: the mandatory purchase of health insurance. Though the vote is largely symbolic, it could represent the first ripple in a wave of voter challenges to the new law. We speak with Matt Sepic of KWMU, St. Louis Public Radio.

We heard from listeners after recent segments that include: our interview with terrorism expert Jessica Stern about her own personal trauma;  our story on the controversy over raw milk; and our look at whether the stereotypes about only children are true.

Dr. David Gallo of the Woods Hole Oceanographic Institution is leading a group of scientists who will go back to the Titanic this month, to see how the shipwreck is holding up under fierce ocean currents since its sinking in 1912. He says there's evidence that the upper decks, walls and ceilings may be collapsing since the shipwreck was first located 25 years ago. The team hopes to use the latest imaging technology to raise the ship "virtually," allowing scientists and the public to see what state it's in. We speak with Gallo, an expert on undersea mapping.

• Medeski, Martin and Wood, "Bloody Oil"
• Christian McBride, "Brother Mister"
• Radiohead, "There There"
• Ahmad Jamal, "Patterns"
• Steve Earle, "Transcendental Blues"
• Archibald Joyce, “Songe d’Automne,” Ian Whitcomb & The White Star Orchestra