Leipzig beat the Union on its lawn in Berlin this Sunday as part of the 3rd day of the Bundesliga (0-3).
Simons opened the scoring for RB (51e), imitated by a Sesko author of the double at the end of the game (85e87e).
The Berliners who could join Bayern and Bayer in charge if successful find themselves fifth in the German elite.
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Leipzig, with this second victory, is ahead of its opponent of the day by establishing itself in fourth place, in the wake of Stuttgart.