My Guess someone dug UP A cache

[jeff of pa]

And Put the Carpet in to fill the hole Left where it was.
The dogs just sat there because it was Disturbed Ground or the Carpet had dog urine in it.

Depending on what was in the Original Cache The Dogs may have Smelled that also. Paper Money, Pot, Drugs , Ammo, Copper

Columbus police investigating after woman makes strange discovery in her backyard​

"What's in the rug?" Viral TikToks lead to police investigation of rug buried in Columbus yard​

 

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[Tesorodeoro]

And Put the Carpet in to fill the hole Left where it was.
The dogs just sat there because it was Disturbed Ground or the Carpet had dog urine in it.

Depending on what was in the Original Cache The Dogs may have Smelled that also. Paper Money, Pot, Drugs , Ammo, Copper

Columbus police investigating after woman makes strange discovery in her backyard​

"What's in the rug?" Viral TikToks lead to police investigation of rug buried in Columbus yard​

These were likely special cadaver dogs.