I follow a LOT of people covering #ukraine and Michael Kofman @KofmanMichael@twitter.com is by **FAR** the best I have found in terms of giving overall picture of how the war is going. Highly recommend the new episode of his regular War on the Rocks podcast
https://warontherocks.com/2022/12/winter-and-beyond-an-inflection-point-in-the-war-over-ukraine/