Referendum In Crimea

An armed man, believed to be Russian serviceman, stands guard outside a Ukrainian military base in Perevalnoye, near the Crimean city of Simferopol.

A woman casts her ballot at a polling station in Simferopol, the administrative capital of Crimea.

A man shows an identity document, emblazoned with the former USSR coat of arms, at a polling station in Simferopol.

Crimean Prime Minister Sergei Aksyonov (center) leaves a voting booth to cast his ballot in Simferopol.

A woman looks at her ballot paper before casting her vote in the village of Pionerskoye.

A member of the pro-Russian "self-defense" forces that emerged in Crimea alongside the Russian occupation shows his ballot at a polling station.

People sign in to vote at a polling station in Sevastopol.

An elderly woman leaves a polling booth in the Crimean capital.

Election officials carry a mobile ballot box to a home in the village of Pionerskoye.

Armed men, believed to be Russian servicemen, stand guard outside a Ukrainian military base in Perevalnoye.