French Rugby Federation president Florian Grill told reporters in Buenos Aires that if the facts are proven they are “incredibly serious”.The two players â- 20-year-old Pau lock Hugo Auradou and La Rochelle flanker Oscar Jegou, 21 (pictured) â- are set to be taken from the Argentine capital to Mendoza, where the alleged incident happened.Mendoza staged the first Test between Argentina and France on Saturday, when Auradou and Jegou both started.”An investigation is under way,” Grill said, in comments reported by L’Equipe. “If the facts are proven, they are incredibly serious.”We must…