• Diamond Offshore Drilling Limited, completed the previously announced acquisition of the third-generation semisubmersible drilling rig Omega. The rig, purchased for $65 million, has been renamed Ocean Patriot. Diamond Offshore has a fleet of 47 offshore drilling rigs currently consists of 32 semisubmersibles, 14 jack-ups and one drillship. • Diamond Offshore Drilling Inc. received a letter of intent from Murphy Sabah Oil Company Ltd., a wholly-owned subsidiary of Murphy Oil Corporation, to operate the semisubmersible Ocean Rover offshore Malaysia for approximately 120 days following completion of its upgrade. Ocean Rover is expected to commence operations in Malaysia following delivery from the shipyard.