Pep Guardiola jokes being 'a genius' for decisive substitution against Chelsea

Pep Guardiola joked about being 'a genius' for his decisive substitution against Chelsea which led to a victory.The Man City manager made the comments at a post match press conference after Riyad Mahrez fired Manchester City to a 1-0 win at Chelsea. Guardiola holds the records for the most consecutive league games won in La Liga, the Bundesliga and the Premier League.PA