Find out what happens with the case and with Upton, Halstead, and Voight when the “Safe” episode of Chicago P.D. airs on Wednesday, May 12 at 10 p.m. ET on NBC, as the third block of the hit One Chicago lineup that starts with Chicago Med (which is losing two stars ahead of the next season) at 8 p.m. and continues with Chicago Fire at 9 p.m. before moving on to close out the night with P.D. The One Chicago finales are fast-approaching, so be sure not to miss an episode as the seasons wind down.