In the Sikorsky S-92 accident of Cougar Helicopters, we determined there were some studs on the oil filter housing that had cracked and fatigued and caused the oil pressure loss. We were informed of a similar situation in Australia prior to that. We work with the FAA and Sikorsky. They came out with a service bulletin that would allow the companies a certain period of time to go in and correct that problem. That's the service bulletin policy that Transport Canada has with--
On April 13th, 2010. See this statement in context.