The Australian Outback .
History shows that the strongest competitors are prime targets under such circumstances.
Snarky Kucha Jeff Varner, in a tease for Thursday's episode, singled Colby out as a schemer worthy of immediate expulsion. Maybe that's just another red herring. But it might be a red flag, too. Watch for weekly updates on the Overnight page in Metropolitan and Web-only features on The Dallas Morning News ' interactive site, including Colby's Corner and Survivor of the Week.