Mercedes driver George Russell thought he had secured the third – and arguably best – win of his Formula 1 career on Sunday at Spa. The Belgian Grand Prix never looked like a winnable race for George Russell from sixth on the grid. Only Carlos Sainz and Max Verstappen started behind Russell and his Mercedes teammate Lewis Hamilton looked much more likely to taste victory. Hamilton had leapfrogged Sainz and Sergio Perez at the beginning of the race and looked set to add his 105 victory to his tally. However, Russell gambled on a one-stop strategy and after running 34 laps on one set of tyres an…