The 19-year-old Mercedes driver crossed the line 2.7 seconds clear of Ferrari's Hamilton after making his decisive move on lap eight of the 17-lap contest.Hamilton had started from pole position and led the opening stages, delighting the home crowd, but was unable to keep Antonelli behind as the Italian swept into the lead and controlled the remainder of the race.McLaren's Lando Norris completed the podium in third, while Antonelli's Mercedes team-mate and nearest title challenger George Russell finished fourth on a blustery afternoon at Silverstone.The result further extends Antonelli's advantage at the top of the drivers' standings. With eight points awarded for a sprint victory, he now leads the championship on 179 points.Russell remains second on 136 points, leaving Antonelli with a 43