by Thomas WATKINS Agence France-Presse WASHINGTON, United States (AFP) — New Pentagon chief James Mattis on Wednesday heads to South Korea and Japan, where he will seek to reassure the key US allies about American security commitments in the region. The defense secretary’s visit marks the first overseas trip of any senior official in the government of President Donald Trump, who suggested while campaigning that America’s longstanding role in Northeast Asia could change. “The trip […]