LOUISVILLE, Ky. &ndash; The Single Six jackpot pushed past the half&#45;million&#45;dollar mark last weekend at Churchill as low&#45;priced winners continued to dominate the sequences. The payoff for a winning 20&#45;cent ticket Sunday was just $126.26, the lowest since this iteration of the wager began May 13. The odds on those Sunday winners were 4&#45;5, 7&#45;2, 5&#45;2, 2&#45;5, 3&#45;5, and 1&#45;2.The Single Six jackpot is paid out when there is a single winning ticket.Favorites have won at a 36 percent clip (84 for 231) at this spring meet, which began April 30. Field size has averaged 8.02 horses per race.The Single Six jackpot carryover for Thursday is $514,844. Over the last nine racing days, new daily handle into the Single Six has averaged $133,401.◗ Lost in Success puts her perfect 2016 record on the line in the fourth race Thursday evening at Churchill as the 6&#45;year&#45;old mare competes outside of Ohio for the first time this year.Claimed last August for $5,000 by trainer Tim Burke, Lost in Success is 5 for 5 this year, with three wins at Mahoning Valley and one each at Thistledown and Belterra Park. She will oppose eight other fillies and mares under $7,500 starter&#45;allowance conditions in the six&#45;furlong race.◗ With 23 of 38 days completed at the spring meet, Corey Lanerie has taken a 36&#45;31 lead over Julien Leparoux atop the jockey standings. Among trainers, Mark Casse leads Mike Maker by a 16&#45;15 count, while Ken and Sarah Ramsey are in their customary position atop the owner standings with 10 wins.