Host Alex Trebek, in an interview with Fox News' Chris Wallace, says he's thinking of leaving the show.Trebek, 71, has been the host for 28 years, or 6,000 episodes and admits to the idea of ending it in two more years.

He says people have urged him to stay on until that 30 year milestone.

"So that has a nice ring to it.  Put in your 30 and go help people," Trebek said.