NEW: Former Trump official confirms that WH started placing Trump call transcripts into NSC’s codeword system—effectively concealing them—sometime after Mexico, Australia transcript leaks in 2017. Experts say doing that poses whole host of natsec risks.

NEW: Former Trump official confirms that WH started placing Trump call transcripts into NSC’s codeword system—effectively concealing them—sometime after Mexico, Australia transcript leaks in 2017.
Experts say doing that poses whole host of natsec risks. https://t.co/WpcngAUS1K

— Natasha Bertrand (@NatashaBertrand) September 26, 2019