Pep Guardiola insisted Manchester City still have room for improvement after Bernardo Silva’s brace inspired a masterful 5-0 rout of Sporting Lisbon in the Champions League Last 16 first leg on Tuesday. 

Guardiola’s side produced a swaggering display at the Jose Alvalade Stadium to all but secure their quarter-final place before the second leg in Manchester on March 9.  Riyad Mahrez opened the scoring and Silva bagged the second before Phil Foden made it three by the 32nd minute.