This study (NCT02872714) is enrolling pts with metastatic or unresectable UC who failed ≥ 1 therapy or are platinum ineligible and have FGFR3 mutations/fusions (cohort A, n = 100) or other FGF/FGFR GAs (cohort B, n = 40)...In cohort B, 1 pt with FGF10 amplification had an unconfirmed PR.