U.S. Secretary of State John Kerry discussed with Filipino Foreign affairs minister Albert Rosario in Manila today ways of enhancing bilateral relations between the two countries, particularly in the fields of defense and economy in addition to discussing regional disputes on the South China Sea and the Chinese self-proclaimed air defense zone on the East China Sea. In a press conference co-held by the two countries' foreign affairs senior diplomats, Kerry said his country would proceed with confronting most security challenges The Philippines is facing. Kerry also voiced support for China's neighbors claim on the South China sea, saying that China should have refrained from announcing sole sovereignty and unilateral actions on the region, particularly the South China Sea.