Another night of hell for people of east Ukraine lived after the tragic events occurred in Odessa where 36 Russian speakers burned to death when trapped in the unions’ mansion by right-wing parties and governmental parties and burned.

As the Russia Today broadcasts, an Ukrainian military operation is in progress against pro-autonomy activists in the cities of Mariupol and Konstantinovka.

According to Interfax, special forces are in the central square of Mariupol and firing warning shots, while troops have surrounded an administrative building which is occupied by pro-Russian separatists.  The protesters have set up barricades and are burning tires.

“Special forces are currently in the city center firing warning shots, ” Mikhail Krutko, member of the self-defence forces, told RT. He also added that at least 300 people have gathered in the central square of Mariupol to face the Ukrainian forces.

The streets turned again into a battlefield and a second Ukrainian military operation is in progress Konstantinovka.

According to preliminary information Ukrainian armored reached the first barricades that Russians have set up on the outskirts of the city, whereas there are reports of shootings and two people wounded.

The observers of the OSCE are set free

The Ukrainian authorities continue their military operation to regain control of the east of the country from pro-Russian separatists, whereas the OSCE observers were set free yesterday.

“Imagine that last night we were in the middle of crossfire and now we meet our families, something that we never thought we would,” said the German Colonel Axel Schneider, head of the Mission of the Organization for Security and Cooperation in Europe .

The seven members of the expedition arrived yesterday evening in Berlin by a German aircraft which had previously landed in Kiev to leave the four Ukrainian colleagues.

Observers were held for eight days by pro-Russian separatists in Slaviansk, eastern Ukraine, who originally called them “prisoners of war” and then “guests ” without wanted to use the word ” hostage “.

“We weren’t injured. All went well” he said in Kiev Igor Turansky, head of the Ukrainian military mission to the OSCE.

The UN Secretary-General Ban Ki -moon and U.S. Secretary of State John Kerry welcomed the release of the observers. However Kerry called for ” further progress to reduce tension ” in the country. “It is important that Russia withdraws its support to the separatists.”, he said.

Russia responded immediately: ” The status of Kiev declared war against its own people,” said Sergey Lavrov . The U.S. ” must exert all their influence to force them to stop immediately the military operations “.