Racing PositionsPeru's Guerrero loses doping appeal6YAssociated PressFIFPro: Scrap Guerrero World Cup ban7YESPN staffGuerrero World Cup doping trial begins7YAssociated PressFlamengo won't pay Guerrero during suspension7YAssociated PressHow much will Peru miss Guerrero?7YTim VickeryPeru's Guerrero banned 30 days for doping7YESPN staffGuerrero hails 'biggest in world' Flamengo9YESPN staffGuerrero (dengue fever) out of hospital10YAssociated Press