The Washington Post shut one of its blogs yesterday, saying it had drawn too many personal attacks, profanity and hate mail directed at the paper's ombudsman. The closing was the second by a major newspaper in recent months. An experiment in allowing the public to edit editorials in The Los Angeles Times lasted just two days in June before it was shut because pornographic material was being posted on the site. The Post's blog, open to the public since Nov. 21, was shut indefinitely yesterday afternoon with a notice from Jim Brady, executive editor of www.washingtonpost.com. Mr. Brady wrote that...