Why haven’t these Philadelphia Eagles interviewed Jim Caldwell?

DETROIT, MI - DECEMBER 31: Detroit Lions head football coach Jim Caldwell watches the action from the sidelines during the fourth quarter of the game against the Green Bay Packers at Ford Field on December 31, 2017 in Detroit, Michigan. Detroit defeated Green Bay 35-11. (Photo by Leon Halip/Getty Images)

The Philadelphia Eagles’ decision not to interview Jim Caldwell yet is astounding. So far, their quest for a new head coach to replace their only Super Bowl champion, Doug Pederson, has resulted in them bringing in a myriad of potential candidates. Some of them have been intriguing and others, bewildering, but the fact that Jim Caldwell hasn’t been included amongst them is both absolutely…