Johannes Hösflot Kläbo failed to achieve an unprecedented sweep all seven Tour de Ski stages but still handily won a third title at the prestigious cross-country race in a Norwegian one-two-three overall finish in Italy on Sunday. Sweden’s Frida Karlsson did also not win the final stage with the gruelling climb up Alpe Cermis in Val di Fiemme but fought to total exhaustion to hang on to her lead for the women’s title. Karlsson was treated for a long time by team officials in the finish area and missed the victory ceremony but officials were later quoted as saying that she was recovering. Kläbo…