out. my conversation with the head of bp's medical response in the gulf. the surprising thing he said about the number of cleanup workers they're treating. plus, making sure the seafood pulled from the waters safe to eat. a big question -- we're going to take you straight inside the government's testing facility. that is coming up. [ slamming ] [ engines revving ] [ tires screech ] [ engine revving ] [ male announcer ] before you take it on your road trip... we take it on ours. [ children laughing ] now during the summer event, get an exceptionally engineered mercedes-benz like the 2010 c-class, an iihs top safety pick, for 1.9 percent apr or lease one for $349 a month.