A teacher and a security guard die in the raid on a school in which 25 children and a teacher are abducted.
There were no plans for the Russian side to join the talks, the Kremlin said.
Ukraine's president says he wants to "intensify" peace talks nearly four years after Moscow's invasion.
Tanzania relies on foreign loans, but "what happened eroded our global credibility", President Samia says.
Following increased US pressure on the Venezuelan government, the two sides say they are open to talks.
Donald Tusk said the two suspects had entered Poland from Belarus and had long worked for Russia.
Pages