I have . Deer and antelope. 260 at 2910fps ,ish ! I've heard the "random flyer " but have never personally experienced it. We've taken animals past 400 yards and still have yet to recover a round . And exit wounds were like partitions. I cit one open and found the lead all the way up to the point unlike bergers that have a cavity. I really believe they are mushrooming instead of popping ....
