Nathan Chen soars to personal best and U.S. short program victory

Greensboro, N.C. • Coming off illness and spending much of his days as a full-time college student, Nathan Chen shouldn’t have been capable of setting a personal best Saturday at the U.S. Figure Skating Championships.Then again, maybe it’s wise to expect only greatness from the three-time defending champion and winner of the last two world championships.Chen, who hasn’t lost an event since he struggled in the 2018 Olympics short program, soared far above the ice — an