Jeopardy: Just Noticed This

I was watching Jeopardy the other night and noticed that Alex Trebek before asking a contestant to pick a question he looked down and to his left. Then I noticed this a second time. I figured he was looking for an indication of which contestant should ask the next question, but wasn't aware of an indicator.

After watching a bit more I noticed that on the bottom right (our left) of each players podium there is a little white light that lights to indicate the player who last correctly...

Jeopardy: Just Noticed This

Jeopardy: Just Noticed This