Those are not Ukrainian sources, it's an independent channel in Russian. If you don't believe testimonials of the people right there, the exact people who were

Those are not Ukrainian sources, it's an independent channel in Russian. If you don't believe testimonials of the people right there, the exact people who were attacked, then I see the only better source: go there yourself. What other evidence is better? In any case, it's Russia who amassed a shit ton of military all around the Ukraine, and started the invasion.