In "Bad Blood," as Derek and April work around the clock to find a solution for the hospital, Cristina struggles to respect the wishes of a family whose son is dying.
Meanwhile, Arizona empathizes with a teenager who faces problems similar to her own.
Watch a sneak peek below:
GREY'S ANATOMY stars Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, Sandra Oh as Cristina Yang, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Eric Dane as Mark Sloan, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery and Sarah Drew as April Kepner.
"Bad Blood" was written by Jeannine Renshaw and directed by Steve Robin.