MADRID (Reuters) - Barcelona coach Tito Vilanova has suffered a relapse on the cancer in his saliva glands, Spanish daily El Pais reported on Wednesday citing sources at the club. The 43-year-old Vilanova, who underwent surgery on a tumor in his glands last November, stepped up from his role as assistant coach to replace Pep Guardiola as first-team coach for this season. The La Liga leaders put out a statement cancelling a Christmas event planned with local media and president Sandro Rosell earlier in the morning, saying the reasons would be given later. ... More...