Spoilers ahead for the Chicago PD season 12 finale.Chicago PD may have given Jay Halstead and Hailey Upton a better wedding, but ultimately, Kim Burgess and Adam Ruzek's love story wins.

'Chicago Med,' 'Chicago PD' and 'Chicago Fire' stars appeared in an 'unforgettable' off-screen crossover. Beloved 'One Chicago' Stars Bring the Fire in Rare Red Carpet Appearance in Monte Carlo ...