<Li> Chicago Fire "Some Make It, Some Don't" (January 3 2017) </Li> <Li> Chicago Fire: "Deathtrap" (March 1 2017) </Li> <Li> Chicago Med: "Prisoner's Dilemma" (March 9 2017) </Li> <Li> Chicago Justice: "Tycoon" (May 14 2017) </Li>

What episode do lindsay and halstead get together