[snip] For each day of the past two weeks, TIME has visited the American consulate in Benghazi where the ambassador and three others were killed on Sept. 11th. And with the passing of every day, people cart off more and more evidence and sensitive information that couldendanger the lives of Americans still in Libya, and impair the FBI investigation into the attack just now getting underway.(More)After 23 days, Libyan authorities finally cordoned off the consulate Thursday and prohibited people from entering it as American investigators made their first brief visit to the site. For weeks, Washington has said it was...