It could not possibly be him.
He called himself D.B. Cooper.
His code name.
To throw off any investigators who would look for anyone with those first initials.
All highly interesting.
Basically 2 of the top10 point to Uncle Cooper.
All TEN of them ARE DB Cooper.
Think multiverse!
That article says the FBI tested LD Cooper’s DNA against the dna sample they took from his tie that was left behind and it didn’t match.