NFL: Overpaid? Kirk relishes chance to prove doubters wrong in Jacksonville

  • Arizona Cardinals wide receiver Christian Kirk looks on after playing against the Seattle Seahawks on Jan. 9 in Phoenix. (AP File)
    Arizona Cardinals wide receiver Christian Kirk looks on after playing against the Seattle Seahawks on Jan. 9 in Phoenix. (AP File)

    JACKSONVILLE — Christian Kirk spent the first part of his NFL career playing alongside some great receivers, maybe even a couple of future Hall of Famers.

    He watched, listened and learned from each of …