George Glass, the new U.S. Ambassador to Japan said he is "extremely optimistic" Tokyo and Washington can reach a deal over tariffs between the two countries, while presenting a unified front against China and Russia.

WASHINGTON (AP) — President Donald Trump on Wednesday inserted himself directly into trade talks with Japanese officials, a sign of the high stakes for the United States after its tariffs rattled the economy and caused the administration to assure the public that it would quickly reach deals.