REIGNING Formula One champion Max Verstappen opened his bid for a fourth successive title in dominant style with an unchallenged cruise to a Red Bull one-two victory in Saturday's Bahrain Grand Prix. The 26-year-old Dutchman enjoyed a perfect day as he led from pole position and took a bonus point for the fastest lap on his way to finishing 22.4 seconds ahead of Mexican teammate Sergio Perez. Carlos Sainz, who will be making way for seven-times champion Lewis Hamilton at Ferrari next year, took the final podium spot in third place ahead of teammate Charles Leclerc. The triumph under the…