Harvath didn't want to risk killing one of the pilots.
The description was made without the collection of a type specimen as they were too few to risk killing one.
But would they risk killing an Alton, even by accident?
Or do they want to risk killing their children by caring for them?
But that's why you had to risk killing him in public, at the banquet.
I don't think you'd go so far as to risk killing yourself.
Or maybe he won't shoot and risk killing this old man.
Anna knew that to fire her gun at him would be to risk killing Ben.
To do this, he risks killing himself and hundreds of innocent people.
Clearly, I cannot risk killing you until after she is safely delivered.