Tank gunnery during Ukrainian President Petro Poroshenko's working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071819

Ukrainian President Petro Poroshenko on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071818

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071817

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071816

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071815

Ukrainian President Petro Poroshenko on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071814

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071813

Ukrainian President Petro Poroshenko on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071812

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071811

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071810

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071809

Ukrainian President Petro Poroshenko, second right, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071808

Ukrainian President Petro Poroshenko, left, on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071807

Ukrainian President Petro Poroshenko on a working visit to the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071806

A Mi-8 helicopter of the Ukrainian Armed Forces in the Lugansk Region. The photo is reproduced third party material designated for editorial use only. Archiving, commercial use and advertising are banned.

12.04.2017#3071805