It’s hard to read a team by how they are acting before or after a practice.
Singing, though, is probably a good sign.
Tuesday, the Raiders players were supposed to be miserable. Or at least a little sore, tired and grumpy. The Raiders lost their fourth straight game on Sunday afternoon, and now have another game on Thursday. Against a Kansas City team that owns them, winning both meetings each of the last two years.
Yet, here were Cordarrelle Patterson and Mario Edwards Jr. aiming boom boxes at each other from different rows of the locker room.