After shrimp farming took off, the crustacean moved from pricey delicacy to America's favorite seafood. We're up to four pounds a year per person now. Or we were. Since the BP oil spill, shrimp prices have been soaring. Domestically produced U.S. shrimp is up more than 40 percent. Gregory Warner reports.

The first annual New Orleans Oyster Festival kicked off despite a very bleak future for many of Louisiana's fisheries. Oysters are big business down there, but the oil spill has taken a toll. David Weinberg reports.

Frustration over the BP oil spill is mounting — both in the Gulf of Mexico and Washington. The worst oil spill in U.S. history has politicians scrambling to come up with more creative and dramatic punishments for BP and the oil industry. Brett Neely reports.

New York Times columnist David Leonhardt talks with Kai Ryssdal about why the blowout of the Deepwater Horizon happened — not the mechanics of it, but the human nature of it.

Ratings agencies Moody's and Fitch downgraded BP's credit status by one notch and warned of further downgrades if BP doesn't stem the Gulf oil leak. Doubts about BP's future grow everyday. Some analysts say it may have to sell off its most prized assets to weather the storm. Stephen Beard reports.

BP is trying its 'top hat' method again and sussing through over 38,000 unconventional ideas for plugging the Gulf oil leak.

Six weeks in, BP and the federal government have started accepting some international help in cleaning up the oil leak. Sophisticated skimmers from the Netherlands are set to be at work in the Gulf. What took so long? Nancy Marshall Genzer reports.

Hayward is expected to say that concerns over BP's balance sheet in dealing with the oil leak are way overstated.