HERMAN GIBBSAn erroneously awarded penalty condemned relegation-doomed Cape Town Spurs to defeat against the DStv Premiership champions-elect Mamelodi Sundowns in Green Point on Tuesday.Brazilian Lucas Costa scored the penalty in Sundowns’ 1-0 win who with 52 points are runaway log leaders. The goal allowed Costa to shoot to the top of the Premiership’s leading goalscorers chart.Ashley Cupido of Cape Town Spurs drives forward as Khuliso Mudau and Tebogo Mokoena of Mamelodi Sundowns close down his space in their DStv Premiership clash on Tuesday night. | Phando Jikelo Independent…