Jay Halstead from 'Chicago P.D.' and Will Halstead from 'Chicago Med' are brothers. They sometimes cross over and are in episodes together, and One Chicago fans want this to happen more often.

For 10 seasons, Chicago P.D. fans came to know and love Jesse Lee Soffer as Jay Halstead. The character and the actor, however, exited the show in the tenth season, with Halstead leaving the ...