Brandee Leon on ISIS' targeting of vulnerable Central Asian migrants in Russia.

Rashid Dar, Columbia student and Islamic seminary graduate, discusses connotations around the word that gives Muslims hope and causes many Westerners fear: "Caliphate."

Army Captain Justin Lynch on why every time America leaves an undefeated foe on the battlefield it helps them evolve into a better, more dangerous enemy.

CBRN expert Dan Kaszeta on how improving national and international capabilities in the area of CBRN forensics can help catch war criminals.

Colonel (Ret.) Eric Jorgensen on whether "strategic patience" will work or if America will face "mission creep" yet again in its latest project against ISIS in Iraq.

Colonel (Ret.) Philip Lisagor argues that the provocative terrorist violence used by ISIS in Iraq, Syria, and elsewhere should not distract us from other political violence nor be the deciding factor on if, when, and where the U.S. decides to act.

Retired U.S. Air Force fighter pilot Eric Jorgensen on Jordan's response to ISIS' murder of Lt. Moaz al-Kasasbeh and how America and its partners can defeat ISIS without becoming like them.

Joseph Sarkisian examines funding sources for al Qaeda and ISIS, now the world's richest terrorist group, and finds that interdicting their income sources is easier said than done.