rest - http://www.azcardinals.com/news-and-...f-3f150e7f6f86He arrived in a trade for virtually nothing, an aging quarterback who the Cardinals hoped could help new coach Bruce Arians jump-start an offense that had floundered since Kurt Warner’s retirement.
Carson Palmer provided much more than that.
Palmer’s time as a Cardinal and in the NFL is over. The NFL’s No. 1 overall pick in the 2003 draft, who turned 38 last week, announced his retirement Tuesday via a letter, closing out a 15-season career – the last five of which were spent with the Cardinals.
"Over the years, I’ve had teammates who decided to hang it up and I would ask them how they knew when it was time to walk away," Palmer wrote. "The answer was almost always the same: You just know.
"For me that time is now. Why? Quite simply, I just know."