 Complete the following phrase:  In the season, Haas joined the grid. The season began in domit fashion for Nico Rosberg, winning the first 4 Grands Prix. His charge was halted by Max Verstappen, who took his maiden win in Spain in his debut race for Red Bull. After that, the reigning champion Lewis Hamilton decreased the point gap between him and Rosberg to only one point, before taking the championship lead heading into the summer break. Following the break, the 12 positioning remained constant until an engine failure for Hamilton in 