Nick Bosa: Blessing in disguise to play Thursday after blowing lead against Cardinals NBC SportsSomething is off about the 49ers, and it isn’t just losing to the Cardinals that ‘feels weird’ San Francisco Chronicle49ers blow another 4th quarter lead: Rapid reactions 49ers WebzoneNiners coach Kyle Shanahan: Latest San Francisco collapse 'extremely frustrating' after loss to Cardinals NFL.comInside the final drive as Arizona Cardinals pull off a shocking comeback over 49ers The Arizona Republic