Running a hand through his blond hair, the Doctor looked worriedly at the brash Queenslander.

"Tegan, you know that every Time Lord from here to Gallifrey would find out if i were to interfere in one of your country's most notorious crimes!"

"Bringing them aboard the TARDIS wouldn't be interfering! The history books don't know what happened to them!"

To be continued...

(Yes, this is a WI the Doctor took the Beaumont Children as companions. Before anyone says anything, I have much more good intentions than the Australian media outlets who wheel out the Beaumont Children every time they need a quick ratings boost)