AP - The White House on Tuesday threatened to veto a Republican bill that would abolish an Obama administration program aimed at helping people refinance homes that are worth less than they paid for them.<p><strong>Read more:</strong> <a class="rssreadon" rel="external" title="White House veto threat on home refinance bill   (AP)" href="http://us.rd.yahoo.com/dailynews/rss/business/*http%3A//news.yahoo.com/s/ap/20110309/ap_on_re_us/us_housing_program_veto_threat" target="_blank">http://us.rd.yahoo.com/dailynews/rss/business/*http%3A//news.yahoo.com/s/ap/20110309/ap_on_re_us/us_housing_program_veto_threat</a></p>