While russian missile kill 17 civilians, including a child, at a Ukrainian market
Associated Press journalists at the site of the missile attack in Kostiantynivka saw covered bodies on the ground and emergency workers extinguishing fires at market stalls, with blackened and mangled cars nearby. Minister of Internal Affairs Ihor Klymenko said 17 people were killed and another 32 were wounded. The Defense Ministry said the market was hit by a ballistic missile.
CCTV, shared by Ukrainian President Volodymyr Zelensky, appeared to show the moment of the explosion
https://www.cbsnews.com/news/ukraine-war-russia-blinken-in-kyiv-expected-us-military-aid-package-counteroffensive/
Now that's a reliable source.
Ukrainian missile launch, from Ukrainian territory
https://twitter.com/JulianRoepcke/status/1699453405415055825
I thought the missile came from the north-west, which makes it pretty clear it was Ukrainian.