John Bridgewater, BA, MBBS, MRCP, PhD, University College London Hospitals NHS Foundation Trust, London, UK, discusses advances and logisitics of molecular testing in the UK. He discusses the molecular testing required for patients with cholangiocarcinoma for fibroblast growth factor receptor 2 (FGFR2) fusion or rearrangement, prior to treatment with pemigatinib. This interview was recorded via an online conference call with The Video Journal of Oncology (VJOncology).