 Speaking on a visit to the island, Turkey's President Recep Tayyip Erdogan said there was no point resuming United Nations-led peace talks. This is World News from the BBC. Police in France have fired tear gas to disperse environmental activists who attempted to block roads near the commercial port of La Rochelle. The protesters are opposed to the building of large reservoirs in the region. They say the mega-basins promote unsustainable, water-intensive farming methods.