We should have no doubt that hundreds, likely thousands of US intel, trainers and spec ops people working all across Ukraine
But I agree they are not hanging around at public pizza joints wearing their uniforms and unit patches
You missed the video posted by the mercenary dumbass showing himself there with pizza and beer 20 minutes before the strike, complaining the Russians hit his favorite pizza joint. His vid actually showed some Uke officers in the background.
Social media kills stupid people in wartime.
Be predictable in your routine, win stupid prizes.