A worker leaves the beach as storm clouds approach Sunday in Grand Isle, La. With BP declaring failure in its latest attempt to plug the uncontrolled gusher feeding the worst oil spill in U.S. history, the company is turning to yet another mix of risky undersea robot maneuvers and long-shot odds to keep crude from flowing into the Gulf. Jae C. Hong/AP hide caption

itoggle caption Jae C. Hong/AP

Kenneth Williams shucked oysters at Felix's Restaurant & Oyster Bar in New Orleans at the end of April. Restaurateurs say their seafood is safe and they won't put food on the table that isn't. But that hasn't stopped rumors from spreading. Bill Haber/AP hide caption

itoggle caption Bill Haber/AP

A worker walks along a pipeline used to convey sand pumped from 20,000 feet offshore to build barriers to keep oil from entering wetlands near Grand Isle, La. Jae C. Hong/AP hide caption

itoggle caption Jae C. Hong/AP