SILVERSTONE, England—Lewis Hamilton roared back from a first-lap incident that sent championship leader Max Verstappen to the hospital and overcame a 10-second penalty to win the British Grand Prix and reignite his title defense on Sunday. The seven-time champion won at his home track to snap a run of five races without a victory and slash the gap to Verstappen at the top of the drivers’ championship from 33 points to eight. “Did I think that we would ever be back in the title fight? I prayed and hoped for it but I thought that it would be a long slog to try and regain any of the points,” Hamilton said. “We’re now closer, he’s still got quite a few points ahead but the race is on.” This season’s title battle boiled over on one of the hottest days of the year, in front of 140,000 fans at a packed …