Ukrainian President Volodymyr Zelensky said on Wednesday that evacuation efforts are underway in the capital city of Kyiv almost two weeks into Russia’s invasion.

The popular president highlighted the difficulties of the evacuation as Russian forces keep firing on agreed upon humanitarian corridors that would allow people to leave Ukraine, The Associated Press reported.

Zelensky, speaking in Russian, used his address to tell Russian soldiers to leave Ukraine and go back to Russia, according to the AP.