Champions League semi-finalists Borussia Dortmund suffered a crushing 4-1 Bundesliga defeat at the hands of RB Leipzig on Saturday, denting their hopes of a top-four finish. Manchester United loanee Jadon Sancho put Dortmund ahead after 20 minutes with a curling effort from the left corner of the box, but Edin Terzic's team couldn't hold on. Lois Openda levelled within three minutes, and Benjamin Sesko pounced with a close-range finish to put Leipzig ahead on the stroke of half-time. Mohamed Simakan made it 3-1 just one minute after the restart, then Christoph Baumgartner came off the bench to add a fourth with 10 minutes to play. Dortmund, who host Paris Saint-Germain in the first leg of their