A sapper holds a land mine in Semenovka
A sapper holds a land mine in the eastern Ukrainian village of Semenovka, near Sloviansk, July 14, 2014. Ukraine on Monday accused Russian army officers of fighting alongside separatists in the east of the country and said Moscow was once more building up its troops on the joint border. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY TPX IMAGES OF THE DAY)
ANALYSIS-As Ukrainian forces advance, Putin plays a double game
UKRAINE-CRISIS/STRATEGY (ANALYSIS):ANALYSIS-As Ukrainian forces advance, Putin plays a double game
Ukraine says Russian army officers fighting alongside rebels
UKRAINE-CRISIS/ (UPDATE 4, PIX)=2:UPDATE 4-Ukraine says Russian army officers fighting alongside rebels
Interior ministry officers stand guard during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Interior ministry officers stand guard during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Activists covered in the national flags of Ukraine and France lie down during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Activists covered in the national flags of Ukraine and France lie down during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Activists shout slogans and lie down during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Activists shout slogans and lie down during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev
Activists shout slogans during a protest against the sale by France to Russia of Mistral amphibious assault ships, outside the residence of the French ambassador, in Kiev July 14, 2014. REUTERS/Valentyn Ogirenko (UKRAINE - Tags: CIVIL UNREST POLITICS MILITARY)
Germany says Ukraine 'contact group' seeks talks with separatists
UKRAINE-CRISIS/TALKS (URGENT):Germany says Ukraine 'contact group' seeks talks with separatists