The lights went out on the set of the “Canal Football Club” but Sébastien Haller, he keeps the same smile as on the air. Live and in private, the same personality: affable, joking, positive. As if he hadn’t just lived through six months of great difficulty. This Sunday, after having been the guest of the football mass of Canal +, he precisely presented “Le combat d’Haller”, a documentary on his fight against cancer.