Make it short, praise the fallen men, ask for God's strength, and end with a plea of hope.
Anything else makes you look like an self-centered blowhard. (Which is pretty much all we've gotten for the last eight years.)
Instead, the world will little note, nor long remember what he said there, but it will never forget the five brave officers, who put themselves in the line of danger so that people could protest. And what were they protesting? Their protectors. That irony has not been lost on almost anyone with common sense.
Yes, but you start with 40+ percent of the populace completely devoid of common sense, and then you have to deal with the effects of propaganda and groupthink on the rest.