NEW YORK, NY – SEPTEMBER 23: Lee Corso, Kirk Herbstreit, Chris Fowler are seen during ESPN’s College GameDay show at Times Square on September 23, 2017 in New York City. (Photo by Mike Stobe/Getty Images)ESPN’s Football Power Index has two top 25 teams on “Upset Alert” heading into Week 6 of the 2019 regular season.The FPI has one top 25 team with close to a 50 percent chance of falling to an unranked team this weekend. It has another top 25 team with close to a 25 percent chance of losing to an unranked foe.No. 18 UCF at CincinnatiUpset chance: 43.7 percent ORLANDO, FLORIDA – NOVEMBER 17: Head coach Josh Heupel of the UCF Knights Looks on during the third quarter against the Cincinnati Bearcats on November 17, 2018 at Spectrum Stadium in Orlando, Florida. (Photo by Julio Aguilar/Getty Images) No. 11 Texas at West VirginiaUpset chance: 24.2 percent AUSTIN, TX – SEPTEMBER 08: Head coach Tom Herman of the Texas Longhorns reacts in the fourth quarter against the Tulsa Golden Hurricane at Darrell K Royal-Texas Memorial Stadium on September 8, 2018 in Austin, Texas. (Photo by Tim Warner/Getty Images)***Week 5 of the 2019 college football season almost produced a massive upset, as then-No. 1 Clemson nearly fell on the road to North Carolina.What upsets will we see in Week 6?