You know, because Obama defeated al-Qaeda so there was no real threat.
Via Washington Examiner:
House investigators warned Secretary of State Hillary Clinton to expect a hearing into their finding that that American staff at the U.S. Embassy in Libya had their request for additional security denied by Washington officials.
“Based on information provided to the Committee by individuals with direct knowledge of events in Libya, the attack that claimed the ambassador’s life was the latest in a long line of attacks on Western diplomats and officials in Libya in the months leading up to September 11, 2012,” […]
“In addition, multiple U.S. federal government officials have confirmed to the Committee that, prior to the September 11 attack, the U.S. mission in Libya made repeated requests for increased security in Benghazi,” Issa and Chaffetz added (my emphasis). “The mission in Libya, however, was denied these resources by officials in Washington.”