Some of the most visible lasting symbols of the Cold War era are the black-and-yellow signs marking nuclear fallout shelters across the country. The man responsible for the design of that sign — Robert Blakeley — died on Oct. 25 at the age of 95.

Macer Gifford gave up a career in London as a currency trader to fight ISIS with Kurdish troops in Syria. He's uncertain what will happen if he heads back to Britain.

Evidence is mounting that Russian trolls working for the Kremlin-linked Internet Research Agency stoked divisions in the US during the last election, going as far as to contact US-based activists to promote and organize rallies and other actions.

After brutal battling over Raqqa, challenges lie ahead for the alliance now holding the Syrian city: Kurdish and Arab fighters, backed by the US, have to rule over a Sunni Arab city that they destroyed, and a population that views them with suspicion.

Some former Raqqa residents worry about what's next for their city.

The North Koreans called him "the king of US spies." But the US military nearly erased the story of Donald Nichols, a US Air Force officer who played an outsized role in the Korean War.

The Kurds of northern Iraq are no longer in charge of Kirkuk, the city they protected from ISIS. Ben Van Heuvelen, editor-in-chief of Iraq Oil Report, explains what's at stake.

The Kurds occupied Kirkuk at the behest of the Americans and a promise that they could keep the territory they took from ISIS.

Iraqi forces took the disputed city of Kirkuk from the control of the Kurds — both allies in the US-led coalition against ISIS. President Donald Trump says the US won't take sides.

A New York Times correspondent talked with some of the ISIS recruits whose leaders instructed them to surrender.