Editor’s note: Part of a continuing series examining the Power 5 and top Group of 5 teams for the 2019 college football season.



Everyone wants to know what’s changed at Nebraska. What’s different about coach Scott Frost’s second team that has transformed it, after back-to-back four-win seasons for the first time in nearly 60 years, into a trendy pick to win the Big Ten West?



Defensive coordinator Erik Chinander hears all the suggestions about physicality and execution and scheme. He offers something else.



“They want to play for each other,” he said. “The ‘care factor’ is high right now — about each other and about the program. Scott does an unbelievable job. And I think what makes him the best is the culture piece of this whole thing.”



When Frost and Chinander arrived in Lincoln in December 2017 along with the rest of the staff after two seasons at UCF, Nebraska players largely stayed...