Brooks Koepka Wins CJ Cup, Becomes World Number OneKoepka eagled 18 for an eight-under 64 and his fifth PGA Tour win. He also moves to world number one with the victory.Associated Press|Share on FacebookShare on XAdd us as a preferred sourceBrooks Koepka Wins CJ Cup, Becomes World Number OneAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Oct 21, 2018 | Modified Oct 21, 2018ASSOCIATED PRESSShare on FacebookShare on X