Cristina: My dad died when I was 9 in a car accident, I was with him in the car. While we waited for the ambulance, I tried to keep his chest closed, so he wouldn't bleed so much. When he died, my hands felt his heart stop beating. That's why I do this. It's also why I win all the contests. The patient's name, is Tom. Single Malt Scotch. Cristina Yang on Grey's Anatomy Season 5 episode 7 Rise Up.