By Joseph Salvador He appeared to slip into the play without a single official noticing. View the original article to see embedded media. The Seahawks lost a heartbreaker on Sunday against the Raiders, but before the game was over, fans witnessed a major addition to the blooper reel. It didn’t take long for the Seattle defense to get going, intercepting Las Vegas quarterback Derek Carr on his first pass of the day. Seattle safety Quandre Diggs picked off Carr, and TV cameras caught one player quite plainly breaking a major rule during the ensuing return. In a video posted on Twitter, Seahawks …