When $27 billion is at stake, some companies would pay big bucks to win a PR battle, but one side of an environmental lawsuit doesn't have to, since CBS is pushing its position for free. On CBS's May 3 "60 Minutes," correspondent Scott Pelley, who once compared global-warming skepticism to Holocaust denial, gave the plaintiff of a $27-billion frivolous lawsuit against Chevron a public relations victory with his report. Pelley's report featured a suit filed by the Amazon Defense Coalition, a group described as "eco-radicals," who are trying to squeeze $27 billion from Chevron for environmental cleanup that the nation's...