WASHINGTON (Reuters) - President Barack Obama will challenge the Republican-led Congress to back his tax-raising ideas for helping middle-class Americans in a State of the Union speech on Tuesday that will set up a tough debate and may impact the 2016 campaign to replace him.

January 20, 2015 at 09:04AM Read Full now Source Reuters: Top News http://feeds.reuters.com/~r/reuters/topNews/~3/Vf6gBHcheFk/story01.htm