GREY'S ANATOMY - "How Insensitive" - Bailey preps the team with a mandatory sensitivity training prior to admitting a 700-pound patient with compounded medical issues, and the case proves to be challenging in every sense of the word. Meanwhile Derek has to come face to face with a former patient's husband in a wrongful death deposition, and spending time with a heart patient's daughter opens up some old wounds for Cristina, on "Grey's Anatomy," THURSDAY, MAY 6 (9:00-10:01 p.m., ET) on the ABC Television Network. (ABC/ADAM LARKEY) PATRICK DEMPSEY, MIA BARRON