Professional gambler James Holzhazuer is making all the right bets. On Tuesday night, the 34-year-old “Jeopardy!” juggernaut notched his 19th straight victory. Finishing Final Jeopardy with $96,726, Holzauer’s 19-day total is now a staggering $1,426,330. He is now tied for third-longest winning streak in “Jeopardy” history with David Madden, an academic competition organizer and art...