Quote Originally Posted by 14Russian View Post
Russia shelled Ukrainians from within its own territory, says study | World news | The Guardian
Measuring diameter of craters on satellite images and predicting where a shell came from based solemnly on that is not even wahtaboutery it's just BS.

And here is a confirmation, from the very article
An independent military forensics expert warned that the accuracy of crater analysis in determining direction of fire on the basis of satellite photography was scientifically unproven
Bottom line - BS