He says the U.S. will intensify its current campaign of airstrikes and arming and training moderate forces.

A man identified as ‘Al Ghareeb the Algerian’ threatens ‘crusader’ nations in the coalition against the Islamic State and specifically singles out the U.S. capital.

As thousands in Paris hold candlelight memorials, intelligence agencies work to track down the surviving terrorists who participated in Friday’s attacks.

The raids come as the hunt continues for members of the sleeper cell that carried out Friday’s attacks that killed 129 people.

Two rental cars registered in Belgium were used in the attacks, prosecutors say, and seven people have been detained in the country on suspicion of being involved.