Ukrainian troops are pictured in the eastern Ukrainian town of Seversk
Ukrainian troops are pictured in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
A Ukrainian rocket launcher is seen near the eastern Ukrainian city of Seversk
A Ukrainian rocket launcher is seen near the eastern Ukrainian city of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
Ukrainian troops are pictured in the eastern Ukrainian town of Seversk
Ukrainian troops are pictured in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
A Ukrainian soldier stands guard as a local resident walks near by in the eastern Ukrainian town of Seversk
A Ukrainian soldier stands guard as a local resident walks near by in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk
Ukrainian soldiers stand guard in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
Ukrainian troops are pictured near the eastern Ukrainian town of Seversk
Ukrainian troops are pictured near the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY TPX IMAGES OF THE DAY)
A Ukrainian soldier stands guard next to a local resident in the eastern Ukrainian town of Seversk
A Ukrainian soldier stands guard next to a local resident in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)
A Ukrainian soldier stands guard in the eastern Ukrainian town of Seversk
A Ukrainian soldier stands guard in the eastern Ukrainian town of Seversk July 12, 2014. Ukrainian war planes bombarded separatists along a broad front on Saturday, inflicting huge losses, Kiev said, after President Petro Poroshenko said "scores and hundreds" would be made to pay for a deadly missile attack on Ukrainian forces. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)