BAILEY FINDS HERSELF AT THE CENTER OF A CDC INVESTIGATION, ON ABC'S "GREY'S ANATOMY"

Guest starring Jennifer Bassey ("All My Children") as Nancy Dawson

"Sleeping Monster" - Bailey finds herself at the center of a CDC investigation surrounding the death of several of her patients, as Jackson and the rest of the board members argue over how to address the crisis with the public. Meanwhile, Cristina teases Alex about his unspoken feelings for Jo, and Owen continues to take special care of Ethan as the condition of his parents remains uncertain, on "Grey's Anatomy," THURSDAY, APRIL 25 (9:00-10:02 p.m., ET) on the ABC Television Network.

"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, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery and Sarah Drew as April Kepner.

Guest cast TBA.

"Sleeping Monster" was written by Browyn Garrity and directed by Bobby Roth.

"Grey's Anatomy" is broadcasted in 720 Progressive (720P), ABC's selected HTV format, with 5.1-channel surround sound. A TV parental guideline will be assigned closer to airdate.

For more information on "Grey's Anatomy" please visit ABC.com.