Trump's future role looms over Asia-Pacific summit in Peru

Donald Trump will be on the minds of world leaders as they gather for an Asia-Pacific trade summit.

The president-elect has made it clear that he is hostile to the kind of free trade deals that tend to be the focus of the annual Asia Pacific Economic Cooperation forum, taking place this year in Peru's capital. He's also singled out group members China and Mexico in a populist campaign standing up for displaced American workers.

That has likely changed the tone and the agenda of a meeting that was expected to be part of a valedictory tour for U.S. President Barack Obama. It will be his last international summit before he leaves office Jan. 20 and those in attendance are to...