Why Are Tarball-Filled Florida Beaches Still Open?

The BP oil disaster has finally caught up with Florida, as evidenced by this video of a child with tarballs stuck to her feet on Destin Beach. Florida has already begun to close dangerous areas--Pensacola Beach reportedly became the first oil disaster casualty yesterday when it closed due to pools of black sludge in the sands (the Pensacola News Journal reports that the beach is now open). But while the state recently implemented a swimming and fishing ban stretching through 33 miles of the...