12/13/1967
https://www.presidency.ucsb.edu...
"A report is expected at the earliest possible moment as to the causes of the failure and the steps you recommend to be taken to prevent a recurrence."
"Today's failure is a dramatic reminder of the importance of the uninterrupted flow of power to the health, safety, and well being of our citizens and the defense of our country."
"YOU'RE so much in our thoughts that an expression like this is hardly necessary."
"This failure should be immediately and carefully investigated in order to prevent a recurrence."