Committee member: We should not vote to put at the top of the military’s chain of command an individual whose history of excessive drinking is such that that person would be barred from commanding a missile wing, a bomber squadron, or a contingent of fighter jets.
Conclusion
Someone whose history of drinking would bar them commanding a missile wing, bomber squadron, or contingent of fighter jets should be put at the top of the military's chain of command.
Evidence
Leadership must be established from the top down.
Evaluate
This barely sounds like an argument. We have to fill in a lot of blanks with what the premise means by "leadership must be established from the top down".
The underlying principle seems to be, .
It's hard to predict an If / Then principle here, because it would sound kinda stupid like, .
Let's just look for an idea we think the author would agree with, that matches her reasoning, and that doesn't seem to go overboard.