Following up on our previous post, pingdom has a blog post on downtime for the major news sites. They cover all the big boys. ABC News, Christian Science Monitor, International Herald Tribune and Times Online had the most downtime since Jan 1 with up to a whopping 23h 31m. On the flip-side The Washington Post, CNN and the New York Times were all under 40m and Forbes came in with zero downtime.
You can checkout the pingdom blog post for an interesting analysis.