Why does NASA mission control ‘lock the doors’ when there’s a tragedy?

Question

Why does NASA mission control ‘lock the doors’ when there’s a tragedy?

In: Engineering

Answer 1

“Lock the doors” is just a code phrase for post failure procedure, Back in the 50s and 60s the data on the computer terminals needed special procedures to retain accurate backups of the incident, and every station needed to be preserved in a fairy pristine state