After media released photos of the suspicious package sent to CNN …

People were struck by the strange appearance of the envelope:

As it turns out, the package was apparently delivered by courier:

Ah.

Does that mean it will be easier to trace?

Presumably.

Good question. It’s also worth noting that these threats haven’t been exactly the same:

Hopefully the investigations will yield some answers.

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Related:

People are asking if there’s an ISIS flag on the bomb sent to CNN and John Brennan