Motor racing-Now comes the acid test, says Red Bull F1 boss
Lewis Hamilton won last year's Portuguese Grand Prix from pole position, with the fastest lap, but Formula One's most successful driver can take little comfort in that result ahead of this weekend's return to Portimao. Another pole would make Mercedes' seven-times world champion the first F1 driver to reach 100 but Red Bull's Max Verstappen is the man to beat and could keep the Briton waiting a while longer. There is only a point between the pair after the season's first two races, with Hamilton ahead solely by virtue of a fastest lap at Imola on April 18 despit...