data-mm-id=”_xrt04v1s1″>The lack of diversity among the head coaching ranks of the NFL is once again front of mind. The lingering problem has been discussed for years but the numbers are actually moving in the wrong direction. Currently, only four of the 31 filled positions are held by a minority. This coaching carousel has seen lesser-known candidates like Joe Judge come from the clouds and get a position Eric Bieniemy or Jim Caldwell didn't get. It's easy and correct to point the finger at ownership, which is overwhelmingly older and and whiter. They are the ones making the ultimate decision and, oftentimes, making a mockery of the Rooney Rule. But this issue is complex. And Mike Golic offered a supplementary point during his show this morning, highlighting how bad NFL head…