WASHINGTON (AP) — President Donald Trump and House Republicans moved to build congressional support for the U.S.-Mexico-Canada trade accord on Tuesday with lawmakers selling the plan as offering big benefits for American workers. But prospects remain uncertain as Democrats are in no hurry to secure a political victory for the president.

GOP lawmakers emerged from a White House meeting knowing they likely have a narrow window to push it through both chambers of Congress, given that lawmakers tend to avoid tough trade votes during election season.

"There are a lot of big wins for American worker...