Red Bull endured their most challenging weekend of the year as they slumped to fifth and eighth respectively at the chequered flag.The team failed to have one car in Q3 for the first time since Russia 2018, while their overall performance was well behind the leading trio of Ferrari, Mercedes and McLaren.Still, Verstappen showed great pace in the latter stages when he switched to the mediums, finishing right behind Charles Leclerc for fourth.Horner believes without the Safety Car, Verstappen would have “definitely coming into play” at the end of the race due to how slow Carlos Sainz was driving -…