[cripplecreek]

I suspect they’re more concerned about some secret spy tech stuff surviving.

[battlecry]

We have a winner! Quite a lot survived the Columbia crash. That is on their minds. Bad guys may precisely track reentry and dig up what they can.

[nygoose]

...debris could reveal U.S. national security secrets if recovered by other nations.

Not likely that there is anything left that has not already been sold or given away by "persons of non-interest".