Officials: 300 Dead In Airstrike On Theater In Mariupol

A Russian airstrike on a theater used as a bomb shelter resulted in 300 deaths. Satellite images showed the word 'children' written outside the building. Before the attack, over 1300 people were sheltering there, according to the Ukrainian parliament's human rights commissioner.

What can be inferred from the satellite images mentioned in the text?

What did the Ukrainian parliament's human rights Commissioner state about the incident?