20171103JLM3676JenMagWTTC2017182 Rebecca Keller61224 Hour World Time Trial ChampionshipBicycleBicycle racingBicyclesBike RacingBorrego SpringsCaliforniaCyclingCyclistCyclistsJen MagnusonJen Magnuson PhotographyRAAMWTTC 2017bicycle racebikebike racebikesultracyclingultraracing