Jay Kornegay, Westgate SuperBook vice president of marketing, holds a commanding lead in the Las Vegas Review-Journal NFL Challenge with a 47-36-2 record against the spread heading into Week 18. The contest features 10 participants, each picking five games weekly.

Doug Fitz of Systemplays.com posted the best Week 17 record at 4-1, while eight others went 3-2. Scott Kellen and Micah Roberts each went 2-3. Kornegay’s season mark is 47-36-2, followed by Lou Finocchiaro at 41-42-2 and Brent Musburger at 42-41-2.

For Week 18, the Seahawks are the most popular pick, selected by six participants at -1½. The Steelers at +3½ and Saints at +3 are also widely favored, each chosen by five experts.

Kornegay’s Week 18 selections: Seahawks -1½, Vikings -7½, Raiders +5½, Saints +3, Broncos -12½. Chuck Esposito of Red Rock SB picks 49ers +1½, Patriots -10½, Bills -7, Steelers +3½, Saints +3. Todd Dewey, RJ betting reporter, has Seahawks -1½, Vikings -7½, Patriots -10½, Bills -7, Rams -7.

Other participants: Kelly Stewart (Panthers +2½, Vikings -7½, Lions +3, Bengals -7½, Broncos -12½), Dave Tuley (Dolphins +10½, Lions +3, Steelers +3½, Browns +7½, Giants +3½), and Micah Roberts (49ers +1½, Steelers +3½, Browns +7½, Falcons -3, Jaguars -12½).