Vettel’s key weakness in his Hamilton battle

Sebastian Vettel and Lewis Hamilton have traded the points lead five times in 12 races so far in 2018. For all the griping about a 'boring' season, only two years have produced more swaps at the top at the same point in the campaign - 1986 (seven) and 2012 (six). Even with Hamilton carrying a 24-point advantage into the August break, this could be one of the closest world championship battles ... ... Keep reading