Key notes: Rain hit at the completion of the first heat race, forcing a cancellation of the rest of the program. ... The quarter-mile oval was hosting the second of three scheduled Mississippi races for the Comp Cams Super Dirt Series. ... Neil Baggett won Thursday's weekend opener at Magnolia Motor Speedway in Columbus, Miss., while Greenville (Miss.) Speedway was set to host Saturday's race. ... Jackson's winning purse was boosted $41 to pay tribute to late sprint car driver Jason Johnson of Eunice, La.; the track planned to collect donations for the family at intermission.

Who to watch: Chris Wall of Springfield, La., a Mississippi State Championship Challenge Series winner at Jackson last month and a Comp Cams winner last season.

Points chase: Entering the weekend, Jack Sullivan had 1,626 points to lead B.J. Robinson (1,524) and Hunter Rasdon (1,498).

Expected entrants: Wall, Sullivan, Robinson, Rasdon, Tanner Kellick, Spencer Hughes, Robert Baker, Gavin Landers, Michael Arnold, Robbie Stuart, Robby Moore, Austin Theiss, Neil Baggett, Clay Fisher, Brian Rickman, Brett White, Chris McElhenney, Shelby Sheedy, Doug Sanchagrin, Rick Rickman, Shay Knight, Chad Thrash and more.

Car count: 22

Fast qualifier: Chandler Petty

Time: 15.629 seconds

Heat race winners: Jack Sullivan

Next series race: July 7, Greenville Speedway (Greenville, MS) $2,500