When Dan Campbell, another former Saints assistant and the head coach of the Lions, took over in Detroit, he brought Glenn with him to lead the defensive unit. Now, three seasons later, Glenn is adopting a similar staff-building approach to Campbell's.

Aaron Glenn telling the Saints thanks-but-no-thanks should be a huge red flag for Mickey Loomis and the organization. Their self-perception doesn’t match their reality:

Who should the New Orleans Saints turn to after Aaron Glenn picked the New York Jets? Our staff writers picked which head coach candidate ought to be Plan B: