Meredith works furiously to save a paramedic trapped in an ambulance; Lexie holds the life of a patient in her hands; Derek must rely on a nurse to save a patient; Bailey struggles to balance her personal life with her work.

Alison La Placa, Cress Williams, Elizabeth Reaser, Gale Harold, John Billingsley, Kimberly Huie, Lauren Stamile, Seth Green, Theo Rossi