The situation in Cherkasy, where children were reported being  poisoned, is under control, children feel rather fine, and doctors are  optimistic about the situation. This was announced by Prime Minister of  Ukraine Volodymyr Groysman.

"The situation is fully controlled.  According to the preliminary investigation, there took place local  dispercement of some substance. Law enforcement officers are working,"  the Head of Government said.

Volodymyr Groysman told that there  had been detected no dangerous increase in chemical substances of the  air or water. "But all that (reasons of the accident) will be found out  through the investigations and laboratory examinations. Kyiv  laboratories will engage in testing as well."