A local resident touches an automatic rifle as a pro-Russian armed man stands guard near the mayor's office in Slaviansk
A local resident touches an automatic rifle as a pro-Russian armed man stands guard near the mayor's office in Slaviansk, April 28, 2014. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
U.S. sanctions more Russians over Ukraine
UKRAINE-CRISIS/ (WRAPUP 5, PIX, TV):WRAPUP 5-U.S. sanctions more Russians over Ukraine
Russian envoy says was "irresponsible" to send OSCE monitors to Ukraine area
UKRAINE-CRISIS/OSCE (UPDATE 1):UPDATE 1-Russian envoy says was "irresponsible" to send OSCE monitors to Ukraine area
A woman holds a handbag with a sticker that reads "Republic of Donetsk" in central Slaviansk
A woman holds a handbag with a sticker that reads "Republic of Donetsk" in central Slaviansk, April 28, 2014. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
A pro-Russian armed man speaks with local resident near the mayor's office in Slaviansk
A pro-Russian armed man speaks with a local resident near the mayor's office in Slaviansk, April 28, 2014. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
The self-styled mayor of Slaviansk Vyacheslav Ponomaryov speaks with journalists near the mayor's office in Slaviansk
The self-styled mayor of Slaviansk Vyacheslav Ponomaryov speaks with journalists near the mayor's office in Slaviansk, April 28, 2014. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
The self-styled mayor of Slaviansk Vyacheslav Ponomaryov speaks with journalists near the mayor's office in Slaviansk
The self-styled mayor of Slaviansk Vyacheslav Ponomaryov speaks with journalists near the mayor's office in Slaviansk, April 28, 2014. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS CIVIL UNREST)
Russian envoy says OSCE was "irresponsible" in sending monitors to Ukraine
UKRAINE-CRISIS/OSCE (URGENT):Russian envoy says OSCE was "irresponsible" in sending monitors to Ukraine
Ukraine loses at least $80 billion since Russia takes Crimea
URKAINE-CRISIS/CRIMEA:Ukraine loses at least $80 billion since Russia takes Crimea
Masked pro-Russian activists rise their flag on top of a government building in Donetsk
Masked pro-Russian activists rise their flag on top of a government building in Donetsk, eastern Ukraine April 28, 2014. REUTERS/Baz Ratner (UKRAINE - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)