Ponomaryov and detained international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk
Vyacheslav Ponomaryov (2nd R, standing), separatist de factor mayor of Slaviansk, and detained international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk April 27, 2014. Ponomaryov said on Sunday all the group were in good health, but they were anxious to be allowed to go home soon. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
Ponomaryov and international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk
Vyacheslav Ponomaryov (4th L), separatist de facto mayor of Slaviansk, and international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk April 27, 2014. The leader of the international observers detained by pro-Russian separatists in the east Ukrainian city of Slaviansk said on Sunday all the group were in good health, but they were anxious to be allowed to go home soon. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
Ponomaryov and international observers arrive for a meeting with journalists in the eastern Ukrainian city of Slaviansk
Vyacheslav Ponomaryov (R), separatist de facto mayor of Slaviansk, and international observers arrive for a meeting with journalists in the eastern Ukrainian city of Slaviansk April 27, 2014. The leader of the international observers detained by pro-Russian separatists in the east Ukrainian city of Slaviansk said on Sunday all the group were in good health, but they were anxious to be allowed to go home soon. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
Ponomaryov and international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk
Vyacheslav Ponomaryov (4th R), separatist de facto mayor of Slaviansk, and international observers take part in a meeting with journalists in the eastern Ukrainian city of Slaviansk April 27, 2014. The leader of the international observers detained by pro-Russian separatists in the east Ukrainian city of Slaviansk said on Sunday all the group were in good health, but they were anxious to be allowed to go home soon. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
Ukrainian soldiers sit on top of an armoured personnel carrier at a checkpoint outside the city of Slaviansk
Ukrainian soldiers sit on top of an armoured personnel carrier at a checkpoint outside the city of Slaviansk April 27, 2014. The leader of separatist rebels holding a group of international observers in the Ukrainian city of Slaviansk said he was scheduled on Sunday to meet a delegation of mediators who were on their way to negotiate the observers' release. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY TPX IMAGES OF THE DAY)
Pro-Russian supporters take part in a rally in Luhansk, eastern Ukraine
Pro-Russian supporters take part in a rally in Luhansk, eastern Ukraine April 27, 2014. Since Ukrainians toppled their pro-Russian president in February, Russia has annexed Ukraine's Crimean peninsula and massed tens of thousands of troops on the country's eastern border. NATO has responded by sending reinforcements to eastern Europe, in the gravest East-West crisis since the Cold War. The flag reads, "Luhansk guards". REUTERS/Vasily Fedosenko (UKRAINE - Tags: POLITICS CIVIL UNREST)
Pro-Russian supporters take part in a rally in Luhansk, eastern Ukraine
Pro-Russian supporters take part in a rally in Luhansk, eastern Ukraine April 27, 2014. Since Ukrainians toppled their pro-Russian president in February, Russia has annexed Ukraine's Crimean peninsula and massed tens of thousands of troops on the country's eastern border. NATO has responded by sending reinforcements to eastern Europe, in the gravest East-West crisis since the Cold War. The flag reads, "Russian East". REUTERS/Vasily Fedosenko (UKRAINE - Tags: POLITICS CIVIL UNREST)
Ukraine separatist says to start talks with mediators over detainees
UKRAINE-CRISIS/SLAVIANSK-MEDIATORS (URGENT):Ukraine separatist says to start talks with mediators over detainees
Observers held in Ukraine say in good health, want to go home
UKRAINE-CRISIS/OBSERVERS-AXEL (UPDATE 1, TV, PIX):UPDATE 1-Observers held in Ukraine say in good health, want to go home
Former Russian oil tycoon Khodorkovsky speaks with a member of a pro-Russian self-defence unit in Donetsk
Former Russian oil tycoon Mikhail Khodorkovsky (L) speaks with a member of a pro-Russian self-defence unit in the eastern Ukrainian city of Donetsk April 27, 2014. REUTERS/Tatyana Makeyeva (UKRAINE - Tags: POLITICS CIVIL UNREST)