Trump to call for unity in address after divisive year

A view of the Capitol dome on Capitol Hill in Washington, Tuesday, Jan. 30, 2018, ahead of the State of the Union address by President Donald Trump. (AP Photo/Susan Walsh)

WASHINGTON — President Donald Trump, facing sagging approval ratings in a midterm election year, is seeking to rally a deeply divided nation in Tuesday night’s State of the Union address with optimism about the growing economy and calls for action on immigration, trade and infrastructure rebuilding.