MotoGP to hold one minute’s silence for London bombings victims on the grid of the Red Bull U.S. Grand Prix One minute’s silence to honour the victims of this week’s London bombings will be observed at the Red Bull U.S. Grand Prix at Laguna Seca on Sunday July 10th. The one minute’s silence will be observed at approximately 13:50 (local time). The World Championship’s top riders, together with local and international dignataries, will stand in front of the starting grid immediately before the beginning of the MotoGP race, round 8 of the 2005 World Championship.