Prime Minister Tony Blair's first visit to California has a bit of everything: serious environmental discussions, business meetings, a foreign affairs speech -- and a star-powered, incredibly eclectic gathering of world thinkers, leaders and luminaries in posh Pebble Beach. The tony, private event, a five-day management retreat for 250 executives of Rupert Murdoch's News Corp., is set to bring together a VIP guest list for the ages to chat about issues like volunteerism, technology and politics. Among them: Blair, Israeli Vice Premier Shimon Peres, former President Bill Clinton, former Vice President Al Gore, former House Speaker Newt Gingrich, Oakland A's...