When you are investigating something and use the word if you should state that appropriate measures based upon the outcome should be taken.
I thought maybe you'd get that idea there party line fella. I have no party so I have no line. Yours is obvious from your statements.
If they did this then they should be prosecuted.
See, logically thinking folks think 'maybe there should be an investigation as to what actually happened'.
See the difference?
Yeah, I figured you couldn't/wouldn't.
Burn 'em all! Let Nancy sort 'em out!