Busting That Chinese Spy Balloon Is Harder Than You Think

The Pentagon has been tracking a suspected Chinese surveillance balloon which flew over sensitive areas in Montana in recent days, apparently the latest of several such incursions. President Biden reportedly proposed that the intruder be shot down, but the Pentagon opposed this action, citing the risk of civilian casualties.

In fact, bringing down this type of balloon may be extremely difficult, as it is likely to be highly resistant to the available weapons. It may look fragile, but the sheer size and construction of a stratospheric balloon makes it all but invulnerable.

There...