© Licensed to London News Pictures. 24/09/2015. London, UK. Protesters demonstrate during a rally outside the National Gallery in Trafalgar Square in London as part of an ongoing dispute over privatisation and alleged victimisation. The protest today forms part of a day of action marking 100 days of National Gallery strike that members and supporters of the Public and Commercial Services Union (PCS) are taking part in today, supported by the TUC. Photo credit : Vickie Flores/LNP