BYU's Roderick said decisions about changing quarterbacks 'are really hard'

Scott G Winterton, Deseret News

Passing Game Coordinator and Quarterbacks Coach Aaron Roderick gathers his players after a walkthrough in their indoor practice facility in Provo on Friday, Aug. 10, 2018.

PROVO — For BYU quarterbacks coach and passing game coordinator Aaron Roderick, the decision to make a change at quarterback was difficult.

Senior Tanner Mangum was replaced by freshman Zach Wilson, who helped lead the Cougars to a 49-23 victory over Hawaii on Oct. 13 in his first career start.

Wilson is set to make his second career start Saturday against Northern Illinois.

" It’s not easy. I lose sleep over it. It’s hard for me because we have some really good players in our room. We have good…