PORT MORESBY, Papua New Guinea (AFP) — The leader of Papua New Guinea, host of this year’s APEC summit, Friday urged respect for international trade rules by “countries large and small” as spats between the US and China threatened to overshadow the gathering. As leaders from Asian Pacific nations prepared to fly in to Port Moresby for their annual meeting, Prime Minister Peter O’Neill appeared to call his guests to order on damaging trade rows. […]