Photo Flash: First Look at this Week's All New GREY'S ANATOMY

On this week's all new episode of ABC's GREY'S ANATOMY, titled "She's Killing Me," upon receiving some unsettling news, Meredith and Derek take preventative steps for their children's future; a group of Syrian doctors arrive at Grey Sloan Memorial Hospital for a crash course in basic surgical skills that they plan to apply in the field; and April decides to come clean to Matthew regarding the truth about her virginity. Meanwhile, multiple pre-op patients develop infections, causing one doctor to wonder if she is at fault, on THURSDAY, APRIL 4 (9:00-10:02 p.m., ET) on ABC.

Check out a first look below!

Photos by: ABC/Ron Tom

Ellen Pompeo, Sandra Oh

Sandra Oh, Ellen Pompeo, Jesse Williams, Sara Ramirez

Sandra Oh, Ellen Pompeo, Patrick Dempsey

Sandra Oh, Ellen Pompeo, Patrick Dempsey

Sarah Drew, Jesse Williams, James Pickens JR.

Sara Ramirez, Jesse Williams, James Pickens JR.

Kevin McKidd

Sara Ramirez

Sarah Drew, JERRIKA HINTON

Ellen Pompeo, Sandra Oh

Ellen Pompeo, Sandra Oh

KYLE SILVERSTEIN, Kevin McKidd