The White House tried Sunday to win support for President Obama’s forthcoming budget, arguing the plan is a balanced approach to economic prosperity and warning Republicans about stonewalling negotiations and pushing a “rejected” Romney plan. “Right now, the approach of many Republicans, particularly the leadership in the House, is my way or the highway,” senior White House adviser Dan Pfeiffer told “Fox News Sunday.” “Their view is the only acceptable plan is to try to … essentially enact the Romney economic plan. The American people rejected that, and Republicans shouldn't be doubling down on it.” The White House effort comes...