WASHINGTON -- News that Al Gore's 24-year-old son, Al Gore III, was busted for pot and assorted prescription pills has unleashed a torrent of mirth in certain quarters. Gore-phobes on the Internet apparently view the son's arrest and incarceration as comeuppance for the father's shortcomings. Especially rich was the fact that young Al was driving a Toyota Prius when he was pulled over for going 100 mph -- just as Papa Gore was set to preside over concerts during a 24-hour, seven-continent Live Earth celebration to raise awareness about global warming. Whatever one may feel about the former vice president's...