U.S. removes Boise’s Kristin Armstrong from Pan Am time trial

Boise’s Kristin Armstrong, a two-time Olympic gold medalist who came out of retirement this week and planned to race in the Pan American Continental Road Championships next month in Mexico, has been replaced, USA Cycling announced Friday. The organization’s selection committee met Friday to review its athlete nomination process, then announced that Tayler Wiles of Fairfax, Calif., will race in the time trial May 5-10 in Leon, Mexico.