Ghost in the Shell addressed this issue in 2005(o)
The Tachikoma units are debating how to stop a nuclear strike and one suggests that broadcasting a live feed of the nuclear sub would help, but the idea is reasoned against due to the technological capabilities to fake such a feed:
"Pictures don't prove anything anymore. It would just end up as a source of amusement for the uninvolved masses, an image from an unknown source that showed up at an all too convenient time."
beyond this inflection point one must now trust both the content and the source