This volunteer track marshal takes us behind-the-scenes at the F1 race site in Montreal

Robert Duncan is a veteran Formula 1 track marshal with 20 years of experience volunteering at Grand Prix events, including the Canadian Grand Prix in Montreal. He is part of the safety and operations team at Circuit Gilles Villeneuve, where marshals are organized locally through the Automobile Club de l’Île-Notre-Dame. He spoke to Andrew Carter. Photo Credit: THE CANADIAN PRESS/Christinne Muschi