Lakeside School alumni, from left, Bruce McCaw, Craig McCaw, Microsoft co-founders Paul Allen and Bill Gates and Keith McCaw are honored in a photo from Thursday, Jan. 16, 1997, in Seattle after joining together to contribute as much as $30 million to the private prep school as part of a fund-raising campaign. The King County Medical Examiner's office needs to perform more tests before determining a cause of death for Seattle billionaire Keith McCaw, a spokesman said Monday, Dec. 16, 2002. McCaw was found dead Sunday in a hot tub at his lakeside mansion. (AP Photo/Robert Sorbo)