After troops returned home from Afghanistan, many translators who worked with them became targets and were forced to flee. A former Marine is now trying to help his former translator get to the U.S.
Prime Minister David Cameron had argued that Islamic State militants represent a threat to Britain, and his appeal took on greater urgency after the terrorist attacks in Paris.
Hillary Clinton, Marco Rubio and others are supporting the idea of a no-fly zone over Syria to try to help civilians there. But skeptics say it no longer has any relevance to today's Syrian crisis.
After ISIS took their villages in Iraq, hundreds of members of the religious minority survived on wild plants and tomato paste through a bitterly cold winter on a mountain they consider miraculous.
Sen. Lindsey Graham, a Republican candidate for president, also called for a "timeout" on America's Syrian refugee program "until we can ensure we have proper vetting."
American politics are more divided than at any time in modern history — and that rift is as wide as it gets when it comes to foreign policy, something made very clear after the Paris attacks.
Yazidis and Kurds have retaken the Iraqi town of Sinjar, which fell to ISIS last year. Yazidis, who have been brutally targeted by ISIS, now warn of dire consequences for those in ISIS-held villages.