By Frank Dalleres Red Bull boss Christian Horner has slammed the penalties imposed on Max Verstappen at the Mexico City Grand Prix and warned that Formula 1 is making “a mess” of overtaking rules. Verstappen’s bid for a fourth successive drivers’ championship suffered another blow on Sunday when McLaren’s Lando Norris cut his lead to 47 points with four races to go. The Red Bull driver was hit with two 10-second penalties for forcing Norris off the track in consecutive incidents on lap 10 which the Briton branded “dangerous”. Horner disputed the first of those decisions and urged F1 chiefs to …