Russia accuses Luhansk of waging war on its own people . Ukrainian forces clash with pro-Russian militants in the flashpoint city of Slovyansk . Russia 's NATO says nearly 30 people were killed and nearly 30 injured in the city . Kiev says it launched a military campaign to dislodge Ukrainian separatists .
Russia accuses Kiev of waging war on its own people . Ukrainian forces clash with pro-Russian militants in the flashpoint city of Slovyansk . Ukraine 's Interior Ministry says four people were killed and nearly 30 injured in the city . Kiev says it launched a military campaign to dislodge pro-Russian separatists .