Left-leaning leaders from throughout Latin America addressed the people's conference in Bolivia organised to combat climate change as it came to an end. In Chile, clashes broke out between police and indigenous protesters. The democratic presidential candidates are preparing to take the stage in their first debate in Las Vegas, Nevada. The syrian army backed with russian airstrikes continued to make advances against the islamic state group in various fronts, including in the Idlib, Hama and Latakia regions. The U.S.-backed syrian rebels attacked a pro-russian rally in Damascus.