As to why the Counterterrorism Security Group was
not convened, National Security Council Spokesman
Tommy Vietor told CBS News "From the moment the
President was briefed on the Benghazi attack, the
response effort was handled by the most senior
national security officials in governments. Members
of the CSG were of course involved in these meetings
and discussions to support their bosses."..."
http://www.cbsnews.com/news/sources-key-task-force-not-convened-during-benghazi-consulate-attack/