BUSAN -- Delegates from 177 countries gathered in Busan on Monday for the fifth round of negotiations to clinch a deal for a legally binding United Nations treaty to combat plastic pollution, though doubts linger as to whether a final agreement can be reached. From Monday through Sunday, delegates to the fifth session of the Intergovernmental Negotiating Committee are expected to finalize a legally binding treaty to address plastic pollution. This initiative emerged from a resolution passed duri