A former U.S. Ambassador to Iraq is now Dean Of International Studies at the University of Denver, and he says ISIS is mainly interested in conquering territory on the ground in the Middle East.
The United Nations is promising even more sanctions, and they could target financial institutions, after North Korea tested a nuclear bomb.
Sen. Mark Udall says the national debt is one of the biggest threats to national security that requires cuts to the military budget and finding ways to rein in Medicare and health care spending.
An expert at the University of Denver helped CBS4 answer the Good Question: Are we safer now that Osama bin Laden is dead?