USA, meeting tomorrow on a serious security threat - Breaking news. National Security Advisor Jake Sullivan announced that he has called a meeting for tomorrow with the 'Gang of Eight', the eight congressional leaders who are briefed on classified intelligence matters.

The "serious threat to US national security" revealed by the chairman of the House Intelligence Committee Mike Turner is believed to be linked to Russia. CNN reports this, citing its sources. Reproduction reserved © Copyright ANSA 2013. All rights reserved.