The SEC's Bubble Watch is about to get real. LSU will host Texas A&M on Saturday in a game featuring two teams desperately trying to avoid a second defeat in September. The loser will see its chances of reaching the College Football Playoff sink to 10%, at best, a dangerous place considering the most difficult stretch hasn't begun.

"Man up," Texas A&M coach Mike Elko said after its home loss to Kentucky. "You figure out who you're about in adversity." The Aggies' playoff chances dropped from 49% to 13% following that loss, the largest change this week, according to the Allstate Playoff Predictor. LSU's chances fell to 28% after its defeat at Ole Miss.

Oregon is in dangerous territory as it heads to USC for a key Big Ten matchup. For now, early leaders have emerged in each conference. This will be your weekly snapshot of where each Power 4 conference stands, along with the top Group of 6 contenders and Notre Dame. Reminder: This will change week to week as each team builds its résumé.

ACC Spotlight: Miami. The Hurricanes have yet to beat a ranked opponent, but all wins have been by double digits. As long as Miami locks up a CFP spot as the ACC champion, its schedule won't matter. The enigma: Louisville. With the win against SMU, the Cardinals took an early lead as the top challenger to Miami. Louisville's toughest games are now behind it.