Johannesburg: Chelsea suffered a shocking 1-2 defeat against Jose Mourinho's former club Porto in their Group G Champions League clash on Tuesday.
Porto's midfielder Andre Andre (L) celebrates after scoring the opening goal during the UEFA Champions League Group G football match at the Dragao stadium in Porto. Pic/AFP
Porto took a lead in 39th minute when midfielder Andre Andre scored, Sport24 reported.
Chelsea midfielder Willian equalized the score with superb free kick at half time.
But just seven minute after the Chelsea opener, Porto central defender Maicon Pereira Roque scored a match-winning goal for his side.
Jose Mourinho side made several efforts to extend their score but failed.
Porto are currently at the top in Group G of the Champions League table, having four points from two games.
Meanwhile, Chelsea have three points and are in the 3rd position. They will now play against Dynamo Kyiv on October 21.