Bill Cassidy actually said...

Anyone who drives a car, heats or cools their home, or eats food will be affected by the legislation we're discussing today.

So, to put a point on that, as of right now, you don't know the prevalence in the unaffected caves?

We need a large, healthy bat population in the United States and across the planet. Bats are important to agriculture.

I presume that you have gone to caves where the bats are not infected to see if this is part of the normal flora.