April 2 (UPI) -- Delegates were gathered in the busy corridors at United Nations headquarters in New York this week for a pivotal round of talks to implement the High Seas Treaty , as a late-stage bid by China to host the agreement's secretariat sharpens competition over who will shape the rules governing nearly half the planet. The preparatory commission's third session marks a pivot from diplomacy to delivery after the treaty entered into force in January, with negotiators turning to the