CSGO: IEM Katowice Quarterfinal results The quarter final day of the IEM World Championships featured two mouth watering matchups. The first QF was between one of the top 3 teams in the world, NaVi, playing against the young Brazilian upstarts, Tempostorm. NaVi managed to barely squeak through, winning 2-1 in map score. On the other hand, Fnatic managed to overcome a resilient Virtus.pro, to secure yet another semifinal berth.