Part of a continuing series examining the Power 5 and top Group of 5 teams for the 2018 college football season. Other entries by conference: ACC | Big 12 | Big Ten | Pac-12 | SEC | G5/Independents



For Neal Brown and Troy, staying here will be much more challenging than getting here.



They sure got here quickly. Brown has coached the Trojans to 21 wins over the past two seasons — only seven FBS teams have won more — and brought home a conference title in his third year as head coach. They got the world’s attention by stunning LSU in Death Valley. Their next challenge is one all rising programs must confront: the complex act of sustaining success.



“Are we at a point where we’re gonna win 11 games every single year? I don’t know,” Brown told The Athletic. “There’s so many things that have to go the right way for that to happen, like your...