
Why stop here?
If the Feds are correct, Pingan was the malware writer who made the OPM attack possible, ...
They should also arrest the miscreants who wrote the compilers used to make the malware binaries, and the evil-does supplying the generators producing the electricity for the computers doing it. Oh, and don't forget anybody who might have at some point shown the guy how to write code - they are really at the root of the problem, not those who left a critical piece of national security infrastructure with no viable defences.