Alaphilippe ends breakthrough season with mononucleosis

After an impressive season that included second place finishes in both Liège - Bastogne - Liège and Flèche Wallonne, and a second overall and the best young rider jersey at the Tour of California, 23-year-old Julian Alaphilippe was never able to regain his early season form, and finally found out why - he had contracted mononucleosis - a disease caused by the Epstein Barr virus that leads to extreme fatigue.