Question: Alex Trebek hosted a game show in the 1970's that help shape him into the television personality he as become and the host of what syndicated game show?
Sentence (from "Headline Chasers"): "Headline Chasers" was recorded at TAV Celebrity Theater in Hollywood, the same studio which housed "The Merv Griffin Show" (which, at the time "Headline Chasers" premiered, was still in production).
Relevant evidence: No