Conservative columnists turn on McCain-Palin

Several mainstream conservative columnists are turning on the McCain-Palin ticket, both for Sarah Palin’s lack of qualifications to be president and John McCain’s cynical strategy of smears and lies. There is always some shading of truth in a campaign, on both sides. But we might have reached a tipping point at which there is bipartisan agreement that McCain has violated some basic standards of truth and fairness.