The derby between Slavia Prague and Sparta Prague was abandoned on Saturday after hundreds of home fans stormed the pitch in the closing minutes, when Slavia were leading 3-2 at their Fortuna Stadium and seconds away from clinching the Czech League title. Slavia supporters breached security barriers during stoppage time and flooded the field, with some carrying lit flares and running toward the visiting section. Pyrotechnics were thrown into the stands as players from both teams attempted to leave the pitch. Players attempt to evade the onrushing fans. Photograph: Dominika Kortvelyesiova/Alamy Czech police intervened to restore order and said they have launched criminal proceedings on suspicion of rioting. Authorities confirmed that Sparta goalkeeper Jakub Surovcik was among those targeted by home fans and was struck by a flare.…