Euro Watch: PSG shocked by Rennes, Dortmund close gap to Bayern Munich

Meanwhile, in Italy, AC Milan needed a late goal from Luka Modric to defeat lowly Pisa 2-1

Serhou Guirassy scored twice as Borussia Dortmund closed to within three points of Bundesliga leaders Bayern Munich, beating Mainz 4-0. Martin Meissner/AP

Paris St Germain's Ligue 1 title hopes suffered a blow with a 3-1 defeat by managerless Rennes at Roazhon Park.

Luis Enrique's side moved back into top spot ahead of Lens last weekend with a 5-0 hammering of Marseille, their seventh success in a row in the league, but they were swiftly brought back down to earth in Brittany.