Kelsey Serwa: Ski cross racer back for more 0 05 Feb 2018 13:50 USATODAY (Olympics Coverage Top Stories) Canadian ski cross racer Kelsey Serwa won a silver medal in Sochi and is now aiming for gold in Pyeonchang. She already has two X Games championships under her built, but wants to add Olympic champion to her resume. (Feb. 5)