Pete Carroll has a youthful energy that many people half his age don't possess, and the Raiders hope that enthusiasm — and, more importantly, his proven track record — translates to Las Vegas. It's a gamble in a city that knows something about that subject on someone who will turn 74 in September,

The Raiders were among the front-runners to land Detroit Lions offensive coordinator Ben Johnson, but had to pivot when Johnson took over in Chicago. Here's a look at how the NFL world reacted to that pivot, and the hiring of Carroll: