Motor racing-Monaco Grand Prix re-starts after opening lap crash

Formula One's showcase Monaco Grand Prix re-started with 16 drivers on Sunday after a big opening-lap crash destroyed Sergio Perez's Red Bull and the Haas cars of Kevin Magnussen and Nico Hulkenberg. Perez was tagged by Magnussen as the backmarkers sped uphill to Casino square, with the Mexican sent spinning into the barriers and Hulkenberg also caught in the mayhem.