According to media reports, Ukrainian troops have liberated the city of Kupiansk. Photographs and a video that emerged on social media on the morning of 10 September show Ukrainian troops in the city of Kupiansk, Kharkiv Oblast. No sounds of fighting can be heard in the video.
Ukrainian soldiers in Kupyansk
The video was reportedly filmed today about 08:00, the soldier in the video says "Kupiansk's wait is over"
📹https://t.co/QAEde2Nqe8 pic.twitter.com/oJ0A9Z6Ji7— Euromaidan Press (@EuromaidanPress) September 10, 2022

The city of Kupiansk has been a major railway and highway hub in Ukraine’s northeast. The Russian logistics of the occupied Kharkiv Oblast, the north of Luhansk and Donetsk oblasts has been heavily dependent on Kupiansk.
Kupiansk has apparently been the main target of the Ukrainian counteroffensive operation in Kharkiv Oblast that started on 6 September.
Update:
The first official confirmation of the liberation of Kupiansk comes from Nataliia Popova, an adviser to the Kharkiv Oblast Council Head.
Update:
Footage of Ukrainian troops entering Kupiansk this morning:
Video of Ukrainian troops entering Kupiansk early in the morning without fighting
📹via @kharkiv_warnews pic.twitter.com/wARwf516rs
— Euromaidan Press (@EuromaidanPress) September 10, 2022