In a war fought by titans of industry – one from Michigan, the other from Maranello – on the roads of rural France, the battle for sports car supremacy came to a head in 1966 when three of Ford Motor Company’s GT40s beat Ferrari at the 24 Hours of Le Mans in the closest endurance racing finish of all time. Exactly half a century later, “8 Meters,” a new documentary produced by Kahn Media, explores what really happened on those final, fateful laps.