– James Madison football head coachhas announced three defensive staff changes asandwill not return next season whilewill be retained but not as the defensive coordinator."I would like to thank John and Pete for their hard work and effort during their time here at JMU," Withers said. "It is my obligation to continue to grow JMU football in every area and therefore changes sometime must be made. Steve will remain on staff as a position coach and a valued member of our staff. We will work to find the right fit for our 'culture' around JMU football."Bowers spent two seasons with the Dukes as he served as assistant head coach and recruiting coordinator. He worked the 2014 year with the tight ends and this past season with the outside linebackers. Davila was with the Dukes for one season where he worked with the safeties.Sisa completed his second season with the program and first as defensive coordinator. He was the safeties coach in 2014 before his move to inside linebackers and defensive coordinator for the 2015 campaign.A national search to replace Bowers and Davila for the 2016 season is underway.