Retired Gen. Frank McKenzie warns of ISIS threat to the U.S. and other foreign powers following deadly attacks in Moscow. European leaders also raise concerns about potential war.
Key Points
ISIS has a strong desire to attack the U.S. and other foreign powers
Retired Gen. Frank McKenzie believes U.S. should have kept a small troop presence in Afghanistan
European leaders warn about the prospect of war and urge defense investment
Pros
Alerts public to ongoing threat of ISIS and need for vigilance
Raises awareness about potential war in Europe and the need for defense investment
Cons
Heightens fear and anxiety about terrorist attacks and potential conflicts