The film opens with the camera focused on a book.
The camera focused in on his pleading for all the world to see.
The camera can only focus on one thing at a time and that is usually the actors.
The camera cannot focus on that point until the mind/eye makes the decision.
Only trouble: the camera may not focus close enough for this strategy to work.
Who then took the lead, as the camera focused on him?
Again the camera focused on a face in the crowd.
In certain cases, he got so close to his subjects that the camera would not focus.
The camera focused on a man coming out of the station.
And if American soldiers die, the cameras will focus on their families at home.