Ukraine is trying to get a captured mayor back from Russia more than a year after he went missing

• A Ukrainian mayor went missing more than a year ago, when his city was under Russian control.
• Ukraine confirmed for the first time that he is a Russian captive, saying it's trying to get him back.
• The Kherson mayor is considered a civilian, making getting him back more complicated, Ukraine said.

Ukraine said it is trying to get a captured mayor back from Russia more than a year after he disappeared while defying aspects of Russian rule in his city.