Carlos Sainz led a Ferrari one-two ahead of championship leader Charles Leclerc in the opening practice session at the Formula One Australian Grand Prix on Friday. Sainz clocked 1 minute 19.806 seconds around the 5.278-kilometre Melbourne Grand Prix Circuit, with Leclerc 0.571s adrift. Sergio Perez of Red Bull was third, while teammate and defending champion Max Verstappen was fourth with an early lap. Mercedes were only seventh with seven-time world champion Lewis Hamilton and 12th with George Russell. Four-time world champion Sebastian Vettel of Aston Martin, who is making his season debut a…