WASHINGTON -- An emerging quadrilateral group, between the U.S., Japan, Australia and the Philippines, has become the core of Washington's foreign security policy in the Indo-Pacific, quickly overtaking the Quad in priority, analysts say.
White House turns attention to Beijing-Manila tensions in South China Sea

Defense chiefs from the four "Squad" nations. From left, U.S.'s Lloyd Austin, Australia's Richard Marles, Japan's Minoru Kihara and the Philippines' Gilberto Teodoro in Hawaii on May 2. © Kyodo
WASHINGTON -- An emerging quadrilateral group, between the U.S., Japan, Australia and the Philippines, has become the core of Washington's foreign security policy in the Indo-Pacific, quickly overtaking the Quad in priority, analysts say.