Olympians Nick Christie and Robyn Stevens defended their titles Saturday morning in the men's and women's 20,000-meter racewalks at the U.S. Olympic Track & Field Trials in Springfield. Christie, of ...

Ke’Yair Christie was first diagnosed with stage four osteosarcoma at eight years old. Now 15, Christie, who goes by the name Key, has endured four relapses and countless treatments and surgeries — ...