At the 6th European Lung Cancer Conference (ELCC), held in Geneva, Switzerland, from 1316 April 2016, Enriqueta Felip, MD, PhD, from Vall dHebron Institute of Oncology, Barcelona, Spain, discusses results from a retrospective study showing the continuation of ceritinib beyond disease progression is associated with prolonged post-progression survival in patients with anaplastic lymphoma kinase (ALK)-positive non-small cell lung cancer (NSCLC).