Ukraine

A flag of Donetsk Peoples Republic is raised over the barricades outside the airport in Karamtorsk, Ukraine, Friday April 25, 2014. (Photo Sergey Ponomarev )

Ukraine

People in rebel held city vote during the meeting to form the new city council. On Sunday, rebels plan to hold a referendum, organized by the self-named Donetsk People’s Republic that they say will allow them to secede from Ukraine and seek a closer relationship with, or even annexation by, Russia. (Photo Sergey Ponomarev)

Ukraine

Armed pro-Russia militia attach the Saint George ribbon, which is a symbol of pro-Russia movement outside the governmental building in the town of Konstantinovka which was seized by militia few hours earlier, Ukraine, Monday April 28, 2014. (Photo Sergey Ponomarev)

Ukraine

Pro-Ukrainian protesters gathered at the rally near the stadium in Donetsk, Ukraine, Monday April 28, 2014. (Photo Sergey Ponomarev)

Ukraine

in Donetsk, Ukraine, Tuesday April 29, 2014. (Photo Sergey Ponomarev)

Ukraine

Pro-Russia protesters negotiate with police outside the procuratorship office that was seized later in Donetsk, Ukraine, Thursday May 1, 2014. (Photo Sergey Ponomarev)

Ukraine

A burning People's Republic of Donetsk checkpoint after Ukraine's troops advanced to the city of Kramatorsk outside Slavyansk. The Ukrainian military’s use of heavy weapons has been limited to Mi-24 helicopter gunship attacks on rebel checkpoints and firefights that have included the use of vehicle-mounted heavy machineguns. (Photo Sergey Ponomarev)

Ukraine

A burning People's Republic of Donetsk checkpoint after Ukraine's troops advanced to the city of Kramatorsk outside Slavyansk, Ukraine, Saturday May 3, 2014. (Photo Sergey Ponomarev)

Ukraine

A kid use his hoodie to play as a masked man at the barricades outside Slavyansk where the fight between local militia and Ukraine troops happened earlier (Photo Sergey Ponomarev)

Ukraine

Pro-Russia fighter with shotgun seen at the checkpoint in Slavyansk Since the rebels pushed out the government here, he noted, there is a power vacuum, and the city’s sense of stability had been lost. The city is now surrounded by its country’s own army. A rebel curfew makes the streets terrifying at night, a landscape of jumpy rebel checkpoints and patrols. (Photo Sergey Ponomarev)

Ukraine

Pro-Russia rebel fighters watch TV showing military parade in Moscow as they prepare for their daily routine in Slavyansk, Ukraine, Friday May 9, 2014. (Photo Sergey Ponomarev)

Ukraine

Residents cast their ballots with a self defence soldier seen guarding the at a polling station during the referendum in Slavyansk, Ukraine, Sunday May 11, 2014. (Photo Sergey Ponomarev)

Ukraine

Pro-Russia rebel fighter reads the referendum ballot at the polling station in Slavyansk, Ukraine, Sunday May 11, 2014. (Photo Sergey Ponomarev)

Ukraine

A woman leaves the poling booth at a polling station in the village of Gvozdiv outside Kiev, Ukraine, Sunday May 25, 2014. (Photo Sergey Ponomarev)

Ukraine

Soldiers from the pro-Russian Vostok Batallion, which includes fighters from Russia, seen outside the administration building which they seized to find looters of the Metro supermarket in Donetsk, Ukraine, Thursday May 29, 2014. (Photo Sergey Ponomarev)

Ukraine

Soldiers from the pro-Russian Vostok Batallion, check the seized administration building in Donetsk, Ukraine, Thursday May 29, 2014. (Photo Sergey Ponomarev)

Ukraine

A woman observes the barricades in Donetsk, Ukraine, Friday May 30, 2014. (Photo Sergey Ponomarev)

Ukraine

A pro-Russia fighter aims his rifle at the check point as bus with passengers is passing by in Donetsk, Ukraine, Friday May 30, 2014. (Photo Sergey Ponomarev)

Ukraine

Men with Russian and Donetsk People's Republic flags attend a pro-Russia weekend rally in Donetsk, Ukraine, Saturday May 31, 2014. (Photo Sergey Ponomarev)

Ukraine

Members of pro-Russian Vostok Battalion practice at their training ground in Donetsk, Ukraine, Sunday June 1, 2014. (Photo Sergey Ponomarev)

Ukraine

Members of pro-Russian Vostok Battalion practice at their training ground in Donetsk, Ukraine, Sunday June 1, 2014. (Photo Sergey Ponomarev)

Ukraine

Members of pro-Russian Vostok Battalion practice at their training ground in Donetsk, Ukraine, Sunday June 1, 2014. (Photo Sergey Ponomarev)

Ukraine

Members of pro-Russian Vostok Battalion practice at their training ground in Donetsk, Ukraine, Sunday June 1, 2014. (Photo Sergey Ponomarev)

Ukraine

Members of pro-Russian Vostok Battalion practice at their training ground in Donetsk, Ukraine, Sunday June 1, 2014. (Photo Sergey Ponomarev)