Julian Alaphilippe of Quick Step Floors took the first Pyrenean stage one week after he claimed his maiden Tour de France victory on the first day in the Alps. He extended his lead in the King of the Mountain classification while Geraint Thomas retained the yellow jersey.
148 riders took the start of stage 16 in Carcassonne. 2 non-starters: Damian Howson (Mitchelton-Scott) and Serge Pauwels (Dimension Data). There were many unsuccessful attacks in the first part of the race. Warren Barguil (Fortuneo-Samsic) took the first KOM point atop the côte de Fanjeaux (km 25) after which the race was neutralized due to incidents on the road side. The peloton resumed competing at km 33. Franco Pellizotti (Bahrain-Merida), Stefan Küng (BMC), Rafal Majka (Bora-Hansgrohe) and Andrea Pasqualon (Wanty-Groupe Gobert) attacked at km 35. They were reeled in at km 48. Many skirsmishes took place. Julian Alaphilippe (Quick Step) took the second KOM point atop the côte de Pamiers (km 72). It was still all together after 100km of racing.
Source: Le Tour