It's important to give authorities accurate information.
Bob flies a reconnaissance plane in the navy and is looking for enemy aircraft carriers when he sees some ships in the distance, but can't identify them.
Bob wants to report the ships to the authorities.
Bob flies in for a closer look and sees that they are carriers, then radios back what he sees.
Bob reports that he sees some ships and that he thinks that they are not carriers.
Bob's comrades send out aircraft to harass and defeat the carriers before they can attack.
The ships are actually carriers and mount a surprise aerial attack on Bob's comrades.