8PM | ABC — Grey’s Anatomy and Station 19 A massive blaze sends Fire Chief Ripley (Brett Tucker) to Grey Sloan Memorial in the first part of the crossover directed by Grey’s Jesse Williams (Dr. Jackson Avery) and featuring appearances by Jaina Lee Ortiz, Jason George, and Boris Kodjoe. In the second hour, the tension continues with the station team in a state of anxiety as their buddy faces an uncertain future.