Todd Farrar with SCAT (Shoreline Cleanup Assessment Team) holds up hard tar balls found on the beach in Pass Christian, Mississippi May 12, 2010. The oil slick from the huge uncontrolled spill in the Gulf of Mexico has broken into smaller parts, and while potentially catastrophic, may pose less threat of a massive landfall, U.S. Coast Guard Commandant Admiral Thad Allen said on Friday. “The character...