It must be damn disturbing to hear a beast hitting its pecs like a bewilderment. Rafael Nadal’s adversaries know the ritual, when the ogre of ocher makes his goat leaps in the passageways of the Philippe-Chatrier court at Roland-Garros. On Friday, Wilfried Happio (23) closely sniffed out the Viking Karsten Warholm, king of the jungle, who had fallen from the feast in Eugene (United States) because of a crumpled thigh at the start of the season.