Originally Posted by
meleagertoo
It would be illuminating, if not downright amusing for someone to explain just how Uncle Sam is supoosed to 'down' a balloon. Surveillance balloons tend to fly in the stratosphere way above the service cieling of most, if not all fighters which in any case are not equipped with any weapon that could credibly deflate a balloon. Perhaps a very close (feet away) supersonic pass might do the trick but you'd probably need an X15 or SR71 to get that high - if you were lucky and the balloon was low enough..
The U-2 might go high enough. Agree it would be difficult to down, it was difficult to shoot down WW1 German dirigibles and they were hydrogen filled. I wonder if this is hydrogen - way cheaper and easier to get than helium and provides greater lift.