The EU has opened membership talks with Ukraine. Here's why that matters

Ukraine scored an unexpected political victory Thursday as European Union leaders voted to open membership talks with the country. Why is this a surprise, and what happens next?

The EU has opened membership talks with Ukraine. Here's why that matters
A man in a suit, speaking while making hand gestures, stands in front of a crowd of reporters.

Ukraine scored an unexpected political victory Thursday as European Union leaders voted to open membership talks with the country. Why is this a surprise, and what happens next?