PHILIPPINE COAST GUARD SHIP 'FACED BLOCKING，SHADOWING AND DANGEROUS MANEUVERS BY TWO CHINESE SHIPS THE LONG-SIMMERING TERRITORIAL DISPUTES ARE AN ASIAN FLASHPOINT AND A DELICATE FAULT LINE IN THE REGION U.S. HAS WARNED THAT IT'S OBLIGATED TO DEFEND IF FILIPINO FORCES COME UNDER ATTACK IN THE SOUTH CHINA SEA。