I know, it's Wikipedia, but...
"Connecticut fired Diaco on December 26, 2016, effective January 2, 2017. His buyout, renegotiated after the 2015 season, was $3.4 million. Media reports indicated that Diaco's refusal to consider former Minnesota head coach Jerry Kill for the position of offensive coordinator may have led to his termination.[5] Connecticut hired former head coach Randy Edsall to replace Diaco.[6]
Diaco to be hired as DC at Nebraska January 16, 2017."
https://en.wikipedia.org/wiki/Bob_Diaco
"Connecticut fired Diaco on December 26, 2016, effective January 2, 2017. His buyout, renegotiated after the 2015 season, was $3.4 million. Media reports indicated that Diaco's refusal to consider former Minnesota head coach Jerry Kill for the position of offensive coordinator may have led to his termination.[5] Connecticut hired former head coach Randy Edsall to replace Diaco.[6]
Diaco to be hired as DC at Nebraska January 16, 2017."
https://en.wikipedia.org/wiki/Bob_Diaco