Hamilton’s pole position for Singapore in 2018 was a decisive blow in the title race against Sebastian Vettel.Ahead of F1’s visit to the Marina Bay Street Circuit, many expected Ferrari and Red Bull to hold the advantage over Mercedes.During the hybrid era, Mercedes typically struggled in Singapore - and many expected the same in 2018.It wasn’t the case as Hamilton’s first attempt in Q3 of a 1m36.015s stormed to the top of the timesheets, three-tenths ahead of Max Verstappen.The lap wasn’t beaten as Hamilton claimed pole before securing the win on Sunday to move closer to his fifth world title."That…