The hike comes as Ukraine's central bank seeks to tackle rampant inflation.

A $17.5 billion IMF package for Ukraine comes with challenging conditions.

Conflicts facing European continent are likely to be at the top of their agenda.

"We have this…fascinating phenomenon of a sci-fi writer playing real war games.”

The U.S. and E.U. placed more sanctions on Russia for its actions in Ukraine.

So far, the US hasn't been hit too hard.

Airlines have to weigh both safety and economic risks.

What sanctions it would take to persuade Russia to change course.

The deadly consequences of Cold War weapons that won't go away.

We look at how airlines respond to volatile, violent situations on the ground.