USA intelligence underestimated the threat that comes from "Islamic State"", stated Barack Obama in an interview with the TV Program "60 Minutes."
As he said Syria became as the Islamic center of who used the chaos that exists in this country as a result of civil war.
Obama stated that solving this problem will involve military intervention however he added that there is necessity to find political ways too.
"In Iraq there was acting Al-Qaeda but our frontier corps eliminated it with the help of Sunni community. They went into the underground, but they used the chaos created in Syria as a result of civil war where there is no governing on big part of the territory, they restored their powers and could attract foreign volunteers who believes in Jihad and they come in Syria from Europe, USA, Australia and Islamic world," stated Obama.