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Grace Potter has been captivating audiences with her musical prowess for nearly a decade. Her talents are split between her impressive multi-instrumentalism, her impassioned singing and her energetic stage presence. Potter's band, The Nocturnals, forned after bandmate Matt Burr heard her play folk songs at a student-run venue. Coming out of Vermont with the 2005 debut Nothing But the Water, the band released the album independently before signing with Hollywood Records for a re-release.

At the National Auctioneer Championships in Spokane, Wash., we find out just what makes a winning auctioneer.

South Africa has made significant progress in getting people needed AIDS drugs. All over the country, South Africans are finally getting into treatment after two decades of government inaction.

Carrie Kahn talks to Robert Siegel about the latest on Friday's shooting in Aurora, Colo. At least 12 people were killed and dozens were wounded when a gunman opened fired at a late night showing of the new Batman film.

We ask neighbors in Aurora, Colo., what they know about the suspected movie theater shooter, James Holmes.

Robert Siegel and Audie Cornish have the latest on the shooting early Friday morning at a movie theater in Aurora, Colo. The gunman opened fire during a midnight screening of The Dark Knight Rises.

Cable news channels tend to treat intellectuals gingerly — as fragile curiosities or as targets for ridicule — when they appear at all.

Not MSNBC's Melissa Harris-Perry. This newly anointed cable host commutes 1,300 miles each week for her eponymous program of opinionated conversation, interviews and essays that runs live for two hours each Saturday and Sunday morning.

It's hard to listen to the 16-minutes of audio coming from the Aurora Police dispatch. It begins with the first reports of a shooting at a movie complex.

At about two minutes into the recording, you hear reports that "someone is spraying gas." Then as police begin arriving at the scene, they start asking dispatch to send more officers, to send more ambulances.

"I got people running out of the theater that are shot," one officer says.

As Mitt Romney has faced questions about his investments and tax returns, the likely Republican presidential nominee has responded with two words of explanation: blind trust.

Romney keeps most of his wealth in a blind trust designed to prevent him from knowing exactly where his money is and what it's doing. It's a long tradition for presidents and candidates, though anyone can set one up if he wants to.

But it turns out that not all blind trusts are equally blind. Some are cast into complete and utter darkness. Others are more nearsighted.

Few governors have been as vocal and as unequivocal in their opposition to the federal health care law as Texas Gov. Rick Perry.

Perry, a Republican, has vowed not to expand Medicaid and not to create an insurance exchange. Consumer advocates in Texas say the Perry administration has also been dragging its feet when it comes to insurance rate review.

Two-Way readers were immediately struck by a sense that the victims of the Aurora, Colo., shooting could have been anyone, as well as shock that something as simple and fun as going to a movie could turn violent without warning:

Engineers say technologies like spray-on clothing and 3D-printed shoes could help future Olympians break records. The Institution of Mechanical Engineers' Philippa Oldham discusses how technology impacts sporting performance and why engineers should work closely with regulators.

Florida's Aquarius Reef Base is the only working undersea lab left today. But now that federal funds have dried up, it may be forced to surface. Oceanographer Sylvia Earle joins Science Friday from inside Aquarius, 60 feet underwater, to talk about sponges, corals and other life she's observed on the reef.