PITTSBURGH (AP) — President Joe Biden suggested to cheering, unionized steelworkers on Wednesday that his administration would thwart the acquisition of U.S. Steel by a Japanese company, and he called for a tripling of tariffs on Chinese steel, seeking to use trade policy to win over working-class votes in the battleground state of Pennsylvania. The [] Read this story at WKBN.com , KSBW , WCVB