[420codebro]

If you read the article you would understand this is about biological protection and not asteroid defense.

[halfdan]

Sure, but at the same time if a "biological contamination" were to happen elsewhere on earth there's no way the US would be able to protect itself alone from also being exposed.

Source: Covid-19

[thatguy0900]

Also it doesn't matter how well we sterilize our rockets before launch if other countries dont