The now–'Jeopardy!' host once held the show’s longest winning streak — but his loss on a seemingly simple question raised eyebrows. Was it on purpose? Christopher Willard/Disney Ken Jennings is ...

Ken Jennings had 30 seconds to come up with the answer. The clue: Most of this firm’s 70,000 seasonal white-collar employees work only four months a year. Jennings wrote his answer down quickly. His ...