In the post-Tom Keen (Ryan Eggold) era of The Blacklist, the show has occasionally hinted at a will they/won’t they between FBI colleagues Liz Keen (Megan Boone) and Donald Ressler (Diego Klattenhoff), and Friday’s 17th episode of Season 7, “Brothers,” teased that tantalizing possibility again. In the episode, Ressler went to his hometown of Detroit