Russia blames Ukraine for apartment building collapse in Belgorod after explosion.
CCTV footage shows blast causing 10-storey building to collapse, with casualties reported.
Regional governor accuses Ukraine of shelling, but Kyiv disputes claim, suggesting Russian involvement. Rescue efforts underway amid fears of further collapses.
Incident occurs amidst ongoing conflict near Ukraine border.
Zelensky accuses Russia of stretching Ukrainian forces and undermining morale. Source:
Adapted from BBC News.
https://www.bbc.com/news/world-europe-68998913